Home / 9,006.02-13,500.80-3,159.44

Finding the Fourth Proportional to 9,006.02, 13,500.80 and 3,159.44

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Solution

The fourth proportional to 9,006.02, 13,500.80 and 3,159.44 is: 4,736.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.02 : 13,500.80 = 3,159.44 : x
  2. Step 2: Convert to fraction form
    9,006.02/13,500.80 = 3,159.44/x
  3. Step 3: Cross multiply
    9,006.02x = 13,500.80 × 3,159.44
  4. Step 4: Simplify right side
    9,006.02x = 42,654,967.55
  5. Step 5: Solve for x
    x = 42,654,967.55/9,006.02
  6. Step 6: Final answer
    x = 4,736.27

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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.