Home / 5,372.56-7,418.28-4,329.52

Finding the Fourth Proportional to 5,372.56, 7,418.28 and 4,329.52

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Solution

The fourth proportional to 5,372.56, 7,418.28 and 4,329.52 is: 5,978.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.56 : 7,418.28 = 4,329.52 : x
  2. Step 2: Convert to fraction form
    5,372.56/7,418.28 = 4,329.52/x
  3. Step 3: Cross multiply
    5,372.56x = 7,418.28 × 4,329.52
  4. Step 4: Simplify right side
    5,372.56x = 32,117,591.63
  5. Step 5: Solve for x
    x = 32,117,591.63/5,372.56
  6. Step 6: Final answer
    x = 5,978.08

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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.