Home / 6,079.50-9,118.20-1,695.78

Finding the Fourth Proportional to 6,079.50, 9,118.20 and 1,695.78

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Solution

The fourth proportional to 6,079.50, 9,118.20 and 1,695.78 is: 2,543.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.50 : 9,118.20 = 1,695.78 : x
  2. Step 2: Convert to fraction form
    6,079.50/9,118.20 = 1,695.78/x
  3. Step 3: Cross multiply
    6,079.50x = 9,118.20 × 1,695.78
  4. Step 4: Simplify right side
    6,079.50x = 15,462,461.20
  5. Step 5: Solve for x
    x = 15,462,461.20/6,079.50
  6. Step 6: Final answer
    x = 2,543.38

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Double scale
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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.