Home / 8,082.15-11,152.06-4,545.15

Finding the Fourth Proportional to 8,082.15, 11,152.06 and 4,545.15

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Solution

The fourth proportional to 8,082.15, 11,152.06 and 4,545.15 is: 6,271.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082.15 : 11,152.06 = 4,545.15 : x
  2. Step 2: Convert to fraction form
    8,082.15/11,152.06 = 4,545.15/x
  3. Step 3: Cross multiply
    8,082.15x = 11,152.06 × 4,545.15
  4. Step 4: Simplify right side
    8,082.15x = 50,687,774.15
  5. Step 5: Solve for x
    x = 50,687,774.15/8,082.15
  6. Step 6: Final answer
    x = 6,271.57

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Half scale
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Similar ratio
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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.