Home / 12,043.20-16,619.12-6,737.04

Finding the Fourth Proportional to 12,043.20, 16,619.12 and 6,737.04

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Solution

The fourth proportional to 12,043.20, 16,619.12 and 6,737.04 is: 9,296.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043.20 : 16,619.12 = 6,737.04 : x
  2. Step 2: Convert to fraction form
    12,043.20/16,619.12 = 6,737.04/x
  3. Step 3: Cross multiply
    12,043.20x = 16,619.12 × 6,737.04
  4. Step 4: Simplify right side
    12,043.20x = 111,963,676.20
  5. Step 5: Solve for x
    x = 111,963,676.20/12,043.20
  6. Step 6: Final answer
    x = 9,296.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.