Home / 8,955.02-13,432.60-2,715.52

Finding the Fourth Proportional to 8,955.02, 13,432.60 and 2,715.52

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Solution

The fourth proportional to 8,955.02, 13,432.60 and 2,715.52 is: 4,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,955.02 : 13,432.60 = 2,715.52 : x
  2. Step 2: Convert to fraction form
    8,955.02/13,432.60 = 2,715.52/x
  3. Step 3: Cross multiply
    8,955.02x = 13,432.60 × 2,715.52
  4. Step 4: Simplify right side
    8,955.02x = 36,476,493.95
  5. Step 5: Solve for x
    x = 36,476,493.95/8,955.02
  6. Step 6: Final answer
    x = 4,073.30

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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.