Home / 6,117.30-9,175.95-4,389.30

Finding the Fourth Proportional to 6,117.30, 9,175.95 and 4,389.30

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Solution

The fourth proportional to 6,117.30, 9,175.95 and 4,389.30 is: 6,583.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.30 : 9,175.95 = 4,389.30 : x
  2. Step 2: Convert to fraction form
    6,117.30/9,175.95 = 4,389.30/x
  3. Step 3: Cross multiply
    6,117.30x = 9,175.95 × 4,389.30
  4. Step 4: Simplify right side
    6,117.30x = 40,275,997.34
  5. Step 5: Solve for x
    x = 40,275,997.34/6,117.30
  6. Step 6: Final answer
    x = 6,583.95

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Similar ratio
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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.