Home / 8,332.98-12,500.73-2,785.29

Finding the Fourth Proportional to 8,332.98, 12,500.73 and 2,785.29

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Solution

The fourth proportional to 8,332.98, 12,500.73 and 2,785.29 is: 4,178.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.98 : 12,500.73 = 2,785.29 : x
  2. Step 2: Convert to fraction form
    8,332.98/12,500.73 = 2,785.29/x
  3. Step 3: Cross multiply
    8,332.98x = 12,500.73 × 2,785.29
  4. Step 4: Simplify right side
    8,332.98x = 34,818,111.38
  5. Step 5: Solve for x
    x = 34,818,111.38/8,332.98
  6. Step 6: Final answer
    x = 4,178.35

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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.