Home / 8,710.09-13,061.14-2,785.82

Finding the Fourth Proportional to 8,710.09, 13,061.14 and 2,785.82

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Solution

The fourth proportional to 8,710.09, 13,061.14 and 2,785.82 is: 4,177.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710.09 : 13,061.14 = 2,785.82 : x
  2. Step 2: Convert to fraction form
    8,710.09/13,061.14 = 2,785.82/x
  3. Step 3: Cross multiply
    8,710.09x = 13,061.14 × 2,785.82
  4. Step 4: Simplify right side
    8,710.09x = 36,386,010.72
  5. Step 5: Solve for x
    x = 36,386,010.72/8,710.09
  6. Step 6: Final answer
    x = 4,177.46

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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.