Home / 4,247.16-6,371.28-3,657.48

Finding the Fourth Proportional to 4,247.16, 6,371.28 and 3,657.48

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Solution

The fourth proportional to 4,247.16, 6,371.28 and 3,657.48 is: 5,486.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.16 : 6,371.28 = 3,657.48 : x
  2. Step 2: Convert to fraction form
    4,247.16/6,371.28 = 3,657.48/x
  3. Step 3: Cross multiply
    4,247.16x = 6,371.28 × 3,657.48
  4. Step 4: Simplify right side
    4,247.16x = 23,302,829.17
  5. Step 5: Solve for x
    x = 23,302,829.17/4,247.16
  6. Step 6: Final answer
    x = 5,486.69

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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.