Home / 5,071.38-7,604.78-2,440.14

Finding the Fourth Proportional to 5,071.38, 7,604.78 and 2,440.14

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Solution

The fourth proportional to 5,071.38, 7,604.78 and 2,440.14 is: 3,659.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.38 : 7,604.78 = 2,440.14 : x
  2. Step 2: Convert to fraction form
    5,071.38/7,604.78 = 2,440.14/x
  3. Step 3: Cross multiply
    5,071.38x = 7,604.78 × 2,440.14
  4. Step 4: Simplify right side
    5,071.38x = 18,556,715.67
  5. Step 5: Solve for x
    x = 18,556,715.67/5,071.38
  6. Step 6: Final answer
    x = 3,659.11

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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.