Home / 5,321.55-7,339.92-4,612.14

Finding the Fourth Proportional to 5,321.55, 7,339.92 and 4,612.14

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Solution

The fourth proportional to 5,321.55, 7,339.92 and 4,612.14 is: 6,361.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321.55 : 7,339.92 = 4,612.14 : x
  2. Step 2: Convert to fraction form
    5,321.55/7,339.92 = 4,612.14/x
  3. Step 3: Cross multiply
    5,321.55x = 7,339.92 × 4,612.14
  4. Step 4: Simplify right side
    5,321.55x = 33,852,721.33
  5. Step 5: Solve for x
    x = 33,852,721.33/5,321.55
  6. Step 6: Final answer
    x = 6,361.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.