Home / 7,626.60-11,439.60-2,432.28

Finding the Fourth Proportional to 7,626.60, 11,439.60 and 2,432.28

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Solution

The fourth proportional to 7,626.60, 11,439.60 and 2,432.28 is: 3,648.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.60 : 11,439.60 = 2,432.28 : x
  2. Step 2: Convert to fraction form
    7,626.60/11,439.60 = 2,432.28/x
  3. Step 3: Cross multiply
    7,626.60x = 11,439.60 × 2,432.28
  4. Step 4: Simplify right side
    7,626.60x = 27,824,310.29
  5. Step 5: Solve for x
    x = 27,824,310.29/7,626.60
  6. Step 6: Final answer
    x = 3,648.32

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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.