Home / 9,165.14-13,747.81-2,925.10

Finding the Fourth Proportional to 9,165.14, 13,747.81 and 2,925.10

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Solution

The fourth proportional to 9,165.14, 13,747.81 and 2,925.10 is: 4,387.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.14 : 13,747.81 = 2,925.10 : x
  2. Step 2: Convert to fraction form
    9,165.14/13,747.81 = 2,925.10/x
  3. Step 3: Cross multiply
    9,165.14x = 13,747.81 × 2,925.10
  4. Step 4: Simplify right side
    9,165.14x = 40,213,719.03
  5. Step 5: Solve for x
    x = 40,213,719.03/9,165.14
  6. Step 6: Final answer
    x = 4,387.68

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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.