Home / 4,186.68-6,281.08-1,588.20

Finding the Fourth Proportional to 4,186.68, 6,281.08 and 1,588.20

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Solution

The fourth proportional to 4,186.68, 6,281.08 and 1,588.20 is: 2,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.68 : 6,281.08 = 1,588.20 : x
  2. Step 2: Convert to fraction form
    4,186.68/6,281.08 = 1,588.20/x
  3. Step 3: Cross multiply
    4,186.68x = 6,281.08 × 1,588.20
  4. Step 4: Simplify right side
    4,186.68x = 9,975,611.26
  5. Step 5: Solve for x
    x = 9,975,611.26/4,186.68
  6. Step 6: Final answer
    x = 2,382.70

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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.