Home / 9,534.52-13,157.60-5,342.76

Finding the Fourth Proportional to 9,534.52, 13,157.60 and 5,342.76

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Solution

The fourth proportional to 9,534.52, 13,157.60 and 5,342.76 is: 7,372.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534.52 : 13,157.60 = 5,342.76 : x
  2. Step 2: Convert to fraction form
    9,534.52/13,157.60 = 5,342.76/x
  3. Step 3: Cross multiply
    9,534.52x = 13,157.60 × 5,342.76
  4. Step 4: Simplify right side
    9,534.52x = 70,297,898.98
  5. Step 5: Solve for x
    x = 70,297,898.98/9,534.52
  6. Step 6: Final answer
    x = 7,372.99

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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.