Home / 9,031.22-12,462.59-4,997.87

Finding the Fourth Proportional to 9,031.22, 12,462.59 and 4,997.87

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Solution

The fourth proportional to 9,031.22, 12,462.59 and 4,997.87 is: 6,896.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,031.22 : 12,462.59 = 4,997.87 : x
  2. Step 2: Convert to fraction form
    9,031.22/12,462.59 = 4,997.87/x
  3. Step 3: Cross multiply
    9,031.22x = 12,462.59 × 4,997.87
  4. Step 4: Simplify right side
    9,031.22x = 62,286,354.87
  5. Step 5: Solve for x
    x = 62,286,354.87/9,031.22
  6. Step 6: Final answer
    x = 6,896.79

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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.