Home / 4,857.17-7,285.76-2,082.05

Finding the Fourth Proportional to 4,857.17, 7,285.76 and 2,082.05

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Solution

The fourth proportional to 4,857.17, 7,285.76 and 2,082.05 is: 3,123.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.17 : 7,285.76 = 2,082.05 : x
  2. Step 2: Convert to fraction form
    4,857.17/7,285.76 = 2,082.05/x
  3. Step 3: Cross multiply
    4,857.17x = 7,285.76 × 2,082.05
  4. Step 4: Simplify right side
    4,857.17x = 15,169,316.61
  5. Step 5: Solve for x
    x = 15,169,316.61/4,857.17
  6. Step 6: Final answer
    x = 3,123.08

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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.