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Finding the Fourth Proportional to 9,637.98, 14,456.99 and 4,958.61

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Solution

The fourth proportional to 9,637.98, 14,456.99 and 4,958.61 is: 7,437.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,637.98 : 14,456.99 = 4,958.61 : x
  2. Step 2: Convert to fraction form
    9,637.98/14,456.99 = 4,958.61/x
  3. Step 3: Cross multiply
    9,637.98x = 14,456.99 × 4,958.61
  4. Step 4: Simplify right side
    9,637.98x = 71,686,550.39
  5. Step 5: Solve for x
    x = 71,686,550.39/9,637.98
  6. Step 6: Final answer
    x = 7,437.92

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Double scale
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Similar ratio
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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.