Home / 9,309.43-13,957.62-4,376.53

Finding the Fourth Proportional to 9,309.43, 13,957.62 and 4,376.53

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Solution

The fourth proportional to 9,309.43, 13,957.62 and 4,376.53 is: 6,561.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,309.43 : 13,957.62 = 4,376.53 : x
  2. Step 2: Convert to fraction form
    9,309.43/13,957.62 = 4,376.53/x
  3. Step 3: Cross multiply
    9,309.43x = 13,957.62 × 4,376.53
  4. Step 4: Simplify right side
    9,309.43x = 61,085,943.69
  5. Step 5: Solve for x
    x = 61,085,943.69/9,309.43
  6. Step 6: Final answer
    x = 6,561.73

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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.