Home / 5,247.44-7,867.90-2,472.40

Finding the Fourth Proportional to 5,247.44, 7,867.90 and 2,472.40

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Solution

The fourth proportional to 5,247.44, 7,867.90 and 2,472.40 is: 3,707.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.44 : 7,867.90 = 2,472.40 : x
  2. Step 2: Convert to fraction form
    5,247.44/7,867.90 = 2,472.40/x
  3. Step 3: Cross multiply
    5,247.44x = 7,867.90 × 2,472.40
  4. Step 4: Simplify right side
    5,247.44x = 19,452,595.96
  5. Step 5: Solve for x
    x = 19,452,595.96/5,247.44
  6. Step 6: Final answer
    x = 3,707.06

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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.