Home / 8,955.92-13,432.36-2,382.80

Finding the Fourth Proportional to 8,955.92, 13,432.36 and 2,382.80

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Solution

The fourth proportional to 8,955.92, 13,432.36 and 2,382.80 is: 3,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,955.92 : 13,432.36 = 2,382.80 : x
  2. Step 2: Convert to fraction form
    8,955.92/13,432.36 = 2,382.80/x
  3. Step 3: Cross multiply
    8,955.92x = 13,432.36 × 2,382.80
  4. Step 4: Simplify right side
    8,955.92x = 32,006,627.41
  5. Step 5: Solve for x
    x = 32,006,627.41/8,955.92
  6. Step 6: Final answer
    x = 3,573.80

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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.