Home / 5,217.32-7,824.56-2,442.56

Finding the Fourth Proportional to 5,217.32, 7,824.56 and 2,442.56

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Solution

The fourth proportional to 5,217.32, 7,824.56 and 2,442.56 is: 3,663.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.32 : 7,824.56 = 2,442.56 : x
  2. Step 2: Convert to fraction form
    5,217.32/7,824.56 = 2,442.56/x
  3. Step 3: Cross multiply
    5,217.32x = 7,824.56 × 2,442.56
  4. Step 4: Simplify right side
    5,217.32x = 19,111,957.27
  5. Step 5: Solve for x
    x = 19,111,957.27/5,217.32
  6. Step 6: Final answer
    x = 3,663.18

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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.