Home / 5,110.71-7,666.09-1,552.86

Finding the Fourth Proportional to 5,110.71, 7,666.09 and 1,552.86

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Solution

The fourth proportional to 5,110.71, 7,666.09 and 1,552.86 is: 2,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.71 : 7,666.09 = 1,552.86 : x
  2. Step 2: Convert to fraction form
    5,110.71/7,666.09 = 1,552.86/x
  3. Step 3: Cross multiply
    5,110.71x = 7,666.09 × 1,552.86
  4. Step 4: Simplify right side
    5,110.71x = 11,904,360.64
  5. Step 5: Solve for x
    x = 11,904,360.64/5,110.71
  6. Step 6: Final answer
    x = 2,329.30

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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.