Home / 8,110.13-12,155.85-3,663.00

Finding the Fourth Proportional to 8,110.13, 12,155.85 and 3,663.00

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Solution

The fourth proportional to 8,110.13, 12,155.85 and 3,663.00 is: 5,490.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.13 : 12,155.85 = 3,663.00 : x
  2. Step 2: Convert to fraction form
    8,110.13/12,155.85 = 3,663.00/x
  3. Step 3: Cross multiply
    8,110.13x = 12,155.85 × 3,663.00
  4. Step 4: Simplify right side
    8,110.13x = 44,526,834.06
  5. Step 5: Solve for x
    x = 44,526,834.06/8,110.13
  6. Step 6: Final answer
    x = 5,490.28

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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.