Home / 9,331.28-14,005.24-8,342.48

Finding the Fourth Proportional to 9,331.28, 14,005.24 and 8,342.48

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Solution

The fourth proportional to 9,331.28, 14,005.24 and 8,342.48 is: 12,521.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.28 : 14,005.24 = 8,342.48 : x
  2. Step 2: Convert to fraction form
    9,331.28/14,005.24 = 8,342.48/x
  3. Step 3: Cross multiply
    9,331.28x = 14,005.24 × 8,342.48
  4. Step 4: Simplify right side
    9,331.28x = 116,838,434.60
  5. Step 5: Solve for x
    x = 116,838,434.60/9,331.28
  6. Step 6: Final answer
    x = 12,521.16

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1.5x scale

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.