Home / 11,079.12-15,289.56-6,043.44

Finding the Fourth Proportional to 11,079.12, 15,289.56 and 6,043.44

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Solution

The fourth proportional to 11,079.12, 15,289.56 and 6,043.44 is: 8,340.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.12 : 15,289.56 = 6,043.44 : x
  2. Step 2: Convert to fraction form
    11,079.12/15,289.56 = 6,043.44/x
  3. Step 3: Cross multiply
    11,079.12x = 15,289.56 × 6,043.44
  4. Step 4: Simplify right side
    11,079.12x = 92,401,538.49
  5. Step 5: Solve for x
    x = 92,401,538.49/11,079.12
  6. Step 6: Final answer
    x = 8,340.15

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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.