Home / 7,242.30-10,864.35-3,082.89

Finding the Fourth Proportional to 7,242.30, 10,864.35 and 3,082.89

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Solution

The fourth proportional to 7,242.30, 10,864.35 and 3,082.89 is: 4,624.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242.30 : 10,864.35 = 3,082.89 : x
  2. Step 2: Convert to fraction form
    7,242.30/10,864.35 = 3,082.89/x
  3. Step 3: Cross multiply
    7,242.30x = 10,864.35 × 3,082.89
  4. Step 4: Simplify right side
    7,242.30x = 33,493,595.97
  5. Step 5: Solve for x
    x = 33,493,595.97/7,242.30
  6. Step 6: Final answer
    x = 4,624.72

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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.