Home / 5,426.71-8,140.07-1,530.61

Finding the Fourth Proportional to 5,426.71, 8,140.07 and 1,530.61

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Solution

The fourth proportional to 5,426.71, 8,140.07 and 1,530.61 is: 2,295.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.71 : 8,140.07 = 1,530.61 : x
  2. Step 2: Convert to fraction form
    5,426.71/8,140.07 = 1,530.61/x
  3. Step 3: Cross multiply
    5,426.71x = 8,140.07 × 1,530.61
  4. Step 4: Simplify right side
    5,426.71x = 12,459,272.54
  5. Step 5: Solve for x
    x = 12,459,272.54/5,426.71
  6. Step 6: Final answer
    x = 2,295.92

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Similar ratio
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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.