Home / 9,001.45-12,422.61-5,022.52

Finding the Fourth Proportional to 9,001.45, 12,422.61 and 5,022.52

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Solution

The fourth proportional to 9,001.45, 12,422.61 and 5,022.52 is: 6,931.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.45 : 12,422.61 = 5,022.52 : x
  2. Step 2: Convert to fraction form
    9,001.45/12,422.61 = 5,022.52/x
  3. Step 3: Cross multiply
    9,001.45x = 12,422.61 × 5,022.52
  4. Step 4: Simplify right side
    9,001.45x = 62,392,807.18
  5. Step 5: Solve for x
    x = 62,392,807.18/9,001.45
  6. Step 6: Final answer
    x = 6,931.42

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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.