Home / 9,013.43-13,512.30-4,331.09

Finding the Fourth Proportional to 9,013.43, 13,512.30 and 4,331.09

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Solution

The fourth proportional to 9,013.43, 13,512.30 and 4,331.09 is: 6,492.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.43 : 13,512.30 = 4,331.09 : x
  2. Step 2: Convert to fraction form
    9,013.43/13,512.30 = 4,331.09/x
  3. Step 3: Cross multiply
    9,013.43x = 13,512.30 × 4,331.09
  4. Step 4: Simplify right side
    9,013.43x = 58,522,987.41
  5. Step 5: Solve for x
    x = 58,522,987.41/9,013.43
  6. Step 6: Final answer
    x = 6,492.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.