Home / 9,225.43-12,731.24-5,246.66

Finding the Fourth Proportional to 9,225.43, 12,731.24 and 5,246.66

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Solution

The fourth proportional to 9,225.43, 12,731.24 and 5,246.66 is: 7,240.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,225.43 : 12,731.24 = 5,246.66 : x
  2. Step 2: Convert to fraction form
    9,225.43/12,731.24 = 5,246.66/x
  3. Step 3: Cross multiply
    9,225.43x = 12,731.24 × 5,246.66
  4. Step 4: Simplify right side
    9,225.43x = 66,796,487.66
  5. Step 5: Solve for x
    x = 66,796,487.66/9,225.43
  6. Step 6: Final answer
    x = 7,240.47

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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.