Home / 4,943.28-7,413.75-1,432.36

Finding the Fourth Proportional to 4,943.28, 7,413.75 and 1,432.36

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Solution

The fourth proportional to 4,943.28, 7,413.75 and 1,432.36 is: 2,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.28 : 7,413.75 = 1,432.36 : x
  2. Step 2: Convert to fraction form
    4,943.28/7,413.75 = 1,432.36/x
  3. Step 3: Cross multiply
    4,943.28x = 7,413.75 × 1,432.36
  4. Step 4: Simplify right side
    4,943.28x = 10,619,151.39
  5. Step 5: Solve for x
    x = 10,619,151.39/4,943.28
  6. Step 6: Final answer
    x = 2,148.20

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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.