Home / 9,149.52-12,613.41-6,495.96

Finding the Fourth Proportional to 9,149.52, 12,613.41 and 6,495.96

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Solution

The fourth proportional to 9,149.52, 12,613.41 and 6,495.96 is: 8,955.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.52 : 12,613.41 = 6,495.96 : x
  2. Step 2: Convert to fraction form
    9,149.52/12,613.41 = 6,495.96/x
  3. Step 3: Cross multiply
    9,149.52x = 12,613.41 × 6,495.96
  4. Step 4: Simplify right side
    9,149.52x = 81,936,206.82
  5. Step 5: Solve for x
    x = 81,936,206.82/9,149.52
  6. Step 6: Final answer
    x = 8,955.25

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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.