Home / 9,165.29-13,749.98-2,925.65

Finding the Fourth Proportional to 9,165.29, 13,749.98 and 2,925.65

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Solution

The fourth proportional to 9,165.29, 13,749.98 and 2,925.65 is: 4,389.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.29 : 13,749.98 = 2,925.65 : x
  2. Step 2: Convert to fraction form
    9,165.29/13,749.98 = 2,925.65/x
  3. Step 3: Cross multiply
    9,165.29x = 13,749.98 × 2,925.65
  4. Step 4: Simplify right side
    9,165.29x = 40,227,545.61
  5. Step 5: Solve for x
    x = 40,227,545.61/9,165.29
  6. Step 6: Final answer
    x = 4,389.12

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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.