Home / 4,188.68-6,283.03-1,266.99

Finding the Fourth Proportional to 4,188.68, 6,283.03 and 1,266.99

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Solution

The fourth proportional to 4,188.68, 6,283.03 and 1,266.99 is: 1,900.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.68 : 6,283.03 = 1,266.99 : x
  2. Step 2: Convert to fraction form
    4,188.68/6,283.03 = 1,266.99/x
  3. Step 3: Cross multiply
    4,188.68x = 6,283.03 × 1,266.99
  4. Step 4: Simplify right side
    4,188.68x = 7,960,533.01
  5. Step 5: Solve for x
    x = 7,960,533.01/4,188.68
  6. Step 6: Final answer
    x = 1,900.49

Related Problems

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Half scale
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Double scale
Find fourth proportional to 4,189.68, 6,284.53 and 1,267.99
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.