Home / 9,947.61-14,917.40-4,397.02

Finding the Fourth Proportional to 9,947.61, 14,917.40 and 4,397.02

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Solution

The fourth proportional to 9,947.61, 14,917.40 and 4,397.02 is: 6,593.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947.61 : 14,917.40 = 4,397.02 : x
  2. Step 2: Convert to fraction form
    9,947.61/14,917.40 = 4,397.02/x
  3. Step 3: Cross multiply
    9,947.61x = 14,917.40 × 4,397.02
  4. Step 4: Simplify right side
    9,947.61x = 65,592,063.36
  5. Step 5: Solve for x
    x = 65,592,063.36/9,947.61
  6. Step 6: Final answer
    x = 6,593.75

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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.