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Finding the Fourth Proportional to 9,595.92, 13,242.18 and 5,346.97

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Solution

The fourth proportional to 9,595.92, 13,242.18 and 5,346.97 is: 7,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,595.92 : 13,242.18 = 5,346.97 : x
  2. Step 2: Convert to fraction form
    9,595.92/13,242.18 = 5,346.97/x
  3. Step 3: Cross multiply
    9,595.92x = 13,242.18 × 5,346.97
  4. Step 4: Simplify right side
    9,595.92x = 70,805,481.03
  5. Step 5: Solve for x
    x = 70,805,481.03/9,595.92
  6. Step 6: Final answer
    x = 7,378.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.