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Finding the Fourth Proportional to 9,357.62, 14,035.93 and 5,658.86

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Solution

The fourth proportional to 9,357.62, 14,035.93 and 5,658.86 is: 8,487.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357.62 : 14,035.93 = 5,658.86 : x
  2. Step 2: Convert to fraction form
    9,357.62/14,035.93 = 5,658.86/x
  3. Step 3: Cross multiply
    9,357.62x = 14,035.93 × 5,658.86
  4. Step 4: Simplify right side
    9,357.62x = 79,427,264.37
  5. Step 5: Solve for x
    x = 79,427,264.37/9,357.62
  6. Step 6: Final answer
    x = 8,487.98

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1.5x scale

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.