Home / 9,431.29-14,145.11-8,962.98

Finding the Fourth Proportional to 9,431.29, 14,145.11 and 8,962.98

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Solution

The fourth proportional to 9,431.29, 14,145.11 and 8,962.98 is: 13,442.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431.29 : 14,145.11 = 8,962.98 : x
  2. Step 2: Convert to fraction form
    9,431.29/14,145.11 = 8,962.98/x
  3. Step 3: Cross multiply
    9,431.29x = 14,145.11 × 8,962.98
  4. Step 4: Simplify right side
    9,431.29x = 126,782,338.03
  5. Step 5: Solve for x
    x = 126,782,338.03/9,431.29
  6. Step 6: Final answer
    x = 13,442.74

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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.