Home / 5,152.28-7,729.86-2,030.36

Finding the Fourth Proportional to 5,152.28, 7,729.86 and 2,030.36

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Solution

The fourth proportional to 5,152.28, 7,729.86 and 2,030.36 is: 3,046.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.28 : 7,729.86 = 2,030.36 : x
  2. Step 2: Convert to fraction form
    5,152.28/7,729.86 = 2,030.36/x
  3. Step 3: Cross multiply
    5,152.28x = 7,729.86 × 2,030.36
  4. Step 4: Simplify right side
    5,152.28x = 15,694,398.55
  5. Step 5: Solve for x
    x = 15,694,398.55/5,152.28
  6. Step 6: Final answer
    x = 3,046.11

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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.