Home / 8,996.54-13,500.88-3,153.20

Finding the Fourth Proportional to 8,996.54, 13,500.88 and 3,153.20

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Solution

The fourth proportional to 8,996.54, 13,500.88 and 3,153.20 is: 4,731.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.54 : 13,500.88 = 3,153.20 : x
  2. Step 2: Convert to fraction form
    8,996.54/13,500.88 = 3,153.20/x
  3. Step 3: Cross multiply
    8,996.54x = 13,500.88 × 3,153.20
  4. Step 4: Simplify right side
    8,996.54x = 42,570,899.43
  5. Step 5: Solve for x
    x = 42,570,899.43/8,996.54
  6. Step 6: Final answer
    x = 4,731.92

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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.