Home / 5,132.28-7,081.26-3,037.08

Finding the Fourth Proportional to 5,132.28, 7,081.26 and 3,037.08

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Solution

The fourth proportional to 5,132.28, 7,081.26 and 3,037.08 is: 4,190.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.28 : 7,081.26 = 3,037.08 : x
  2. Step 2: Convert to fraction form
    5,132.28/7,081.26 = 3,037.08/x
  3. Step 3: Cross multiply
    5,132.28x = 7,081.26 × 3,037.08
  4. Step 4: Simplify right side
    5,132.28x = 21,506,353.12
  5. Step 5: Solve for x
    x = 21,506,353.12/5,132.28
  6. Step 6: Final answer
    x = 4,190.41

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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.