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Finding the Fourth Proportional to 6,557.98, 9,049.97 and 3,573.86

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Solution

The fourth proportional to 6,557.98, 9,049.97 and 3,573.86 is: 4,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,557.98 : 9,049.97 = 3,573.86 : x
  2. Step 2: Convert to fraction form
    6,557.98/9,049.97 = 3,573.86/x
  3. Step 3: Cross multiply
    6,557.98x = 9,049.97 × 3,573.86
  4. Step 4: Simplify right side
    6,557.98x = 32,343,325.78
  5. Step 5: Solve for x
    x = 32,343,325.78/6,557.98
  6. Step 6: Final answer
    x = 4,931.90

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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.