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Finding the Fourth Proportional to 9,425.52, 14,126.04 and 4,484.88

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Solution

The fourth proportional to 9,425.52, 14,126.04 and 4,484.88 is: 6,721.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,425.52 : 14,126.04 = 4,484.88 : x
  2. Step 2: Convert to fraction form
    9,425.52/14,126.04 = 4,484.88/x
  3. Step 3: Cross multiply
    9,425.52x = 14,126.04 × 4,484.88
  4. Step 4: Simplify right side
    9,425.52x = 63,353,594.28
  5. Step 5: Solve for x
    x = 63,353,594.28/9,425.52
  6. Step 6: Final answer
    x = 6,721.50

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Half scale
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Double scale
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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.