Home / 6,616.13-9,130.19-3,631.89

Finding the Fourth Proportional to 6,616.13, 9,130.19 and 3,631.89

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Solution

The fourth proportional to 6,616.13, 9,130.19 and 3,631.89 is: 5,011.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,616.13 : 9,130.19 = 3,631.89 : x
  2. Step 2: Convert to fraction form
    6,616.13/9,130.19 = 3,631.89/x
  3. Step 3: Cross multiply
    6,616.13x = 9,130.19 × 3,631.89
  4. Step 4: Simplify right side
    6,616.13x = 33,159,841.12
  5. Step 5: Solve for x
    x = 33,159,841.12/6,616.13
  6. Step 6: Final answer
    x = 5,011.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.