Home / 9,031.45-12,464.06-5,053.85

Finding the Fourth Proportional to 9,031.45, 12,464.06 and 5,053.85

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Solution

The fourth proportional to 9,031.45, 12,464.06 and 5,053.85 is: 6,974.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,031.45 : 12,464.06 = 5,053.85 : x
  2. Step 2: Convert to fraction form
    9,031.45/12,464.06 = 5,053.85/x
  3. Step 3: Cross multiply
    9,031.45x = 12,464.06 × 5,053.85
  4. Step 4: Simplify right side
    9,031.45x = 62,991,489.63
  5. Step 5: Solve for x
    x = 62,991,489.63/9,031.45
  6. Step 6: Final answer
    x = 6,974.68

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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.