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Finding the Fourth Proportional to 9,593.64, 13,238.02 and 5,343.64

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Solution

The fourth proportional to 9,593.64, 13,238.02 and 5,343.64 is: 7,373.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,593.64 : 13,238.02 = 5,343.64 : x
  2. Step 2: Convert to fraction form
    9,593.64/13,238.02 = 5,343.64/x
  3. Step 3: Cross multiply
    9,593.64x = 13,238.02 × 5,343.64
  4. Step 4: Simplify right side
    9,593.64x = 70,739,213.19
  5. Step 5: Solve for x
    x = 70,739,213.19/9,593.64
  6. Step 6: Final answer
    x = 7,373.55

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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.