Home / 4,188.69-6,283.02-1,266.99

Finding the Fourth Proportional to 4,188.69, 6,283.02 and 1,266.99

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Solution

The fourth proportional to 4,188.69, 6,283.02 and 1,266.99 is: 1,900.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.69 : 6,283.02 = 1,266.99 : x
  2. Step 2: Convert to fraction form
    4,188.69/6,283.02 = 1,266.99/x
  3. Step 3: Cross multiply
    4,188.69x = 6,283.02 × 1,266.99
  4. Step 4: Simplify right side
    4,188.69x = 7,960,523.51
  5. Step 5: Solve for x
    x = 7,960,523.51/4,188.69
  6. Step 6: Final answer
    x = 1,900.48

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Double scale
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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.