Home / 4,750.38-7,127.02-3,366.40

Finding the Fourth Proportional to 4,750.38, 7,127.02 and 3,366.40

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Solution

The fourth proportional to 4,750.38, 7,127.02 and 3,366.40 is: 5,050.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.38 : 7,127.02 = 3,366.40 : x
  2. Step 2: Convert to fraction form
    4,750.38/7,127.02 = 3,366.40/x
  3. Step 3: Cross multiply
    4,750.38x = 7,127.02 × 3,366.40
  4. Step 4: Simplify right side
    4,750.38x = 23,992,400.13
  5. Step 5: Solve for x
    x = 23,992,400.13/4,750.38
  6. Step 6: Final answer
    x = 5,050.63

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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.