Home / 7,080.38-10,607.25-4,149.98

Finding the Fourth Proportional to 7,080.38, 10,607.25 and 4,149.98

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Solution

The fourth proportional to 7,080.38, 10,607.25 and 4,149.98 is: 6,217.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080.38 : 10,607.25 = 4,149.98 : x
  2. Step 2: Convert to fraction form
    7,080.38/10,607.25 = 4,149.98/x
  3. Step 3: Cross multiply
    7,080.38x = 10,607.25 × 4,149.98
  4. Step 4: Simplify right side
    7,080.38x = 44,019,875.36
  5. Step 5: Solve for x
    x = 44,019,875.36/7,080.38
  6. Step 6: Final answer
    x = 6,217.16

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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.