Home / 10,631.20-14,676.24-6,654.52

Finding the Fourth Proportional to 10,631.20, 14,676.24 and 6,654.52

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Solution

The fourth proportional to 10,631.20, 14,676.24 and 6,654.52 is: 9,186.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631.20 : 14,676.24 = 6,654.52 : x
  2. Step 2: Convert to fraction form
    10,631.20/14,676.24 = 6,654.52/x
  3. Step 3: Cross multiply
    10,631.20x = 14,676.24 × 6,654.52
  4. Step 4: Simplify right side
    10,631.20x = 97,663,332.60
  5. Step 5: Solve for x
    x = 97,663,332.60/10,631.20
  6. Step 6: Final answer
    x = 9,186.48

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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.