Home / 7,080.11-10,616.06-4,122.19

Finding the Fourth Proportional to 7,080.11, 10,616.06 and 4,122.19

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Solution

The fourth proportional to 7,080.11, 10,616.06 and 4,122.19 is: 6,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080.11 : 10,616.06 = 4,122.19 : x
  2. Step 2: Convert to fraction form
    7,080.11/10,616.06 = 4,122.19/x
  3. Step 3: Cross multiply
    7,080.11x = 10,616.06 × 4,122.19
  4. Step 4: Simplify right side
    7,080.11x = 43,761,439.95
  5. Step 5: Solve for x
    x = 43,761,439.95/7,080.11
  6. Step 6: Final answer
    x = 6,180.90

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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.