Home / 2,942.17-4,413.22-750.87

Finding the Fourth Proportional to 2,942.17, 4,413.22 and 750.87

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Solution

The fourth proportional to 2,942.17, 4,413.22 and 750.87 is: 1,126.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.17 : 4,413.22 = 750.87 : x
  2. Step 2: Convert to fraction form
    2,942.17/4,413.22 = 750.87/x
  3. Step 3: Cross multiply
    2,942.17x = 4,413.22 × 750.87
  4. Step 4: Simplify right side
    2,942.17x = 3,313,754.50
  5. Step 5: Solve for x
    x = 3,313,754.50/2,942.17
  6. Step 6: Final answer
    x = 1,126.30

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1.5x scale

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.