Home / 9,015.26-12,439.82-5,035.88

Finding the Fourth Proportional to 9,015.26, 12,439.82 and 5,035.88

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Solution

The fourth proportional to 9,015.26, 12,439.82 and 5,035.88 is: 6,948.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.26 : 12,439.82 = 5,035.88 : x
  2. Step 2: Convert to fraction form
    9,015.26/12,439.82 = 5,035.88/x
  3. Step 3: Cross multiply
    9,015.26x = 12,439.82 × 5,035.88
  4. Step 4: Simplify right side
    9,015.26x = 62,645,440.74
  5. Step 5: Solve for x
    x = 62,645,440.74/9,015.26
  6. Step 6: Final answer
    x = 6,948.82

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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.