Home / 2,943.55-4,413.91-1,711.32

Finding the Fourth Proportional to 2,943.55, 4,413.91 and 1,711.32

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Solution

The fourth proportional to 2,943.55, 4,413.91 and 1,711.32 is: 2,566.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.55 : 4,413.91 = 1,711.32 : x
  2. Step 2: Convert to fraction form
    2,943.55/4,413.91 = 1,711.32/x
  3. Step 3: Cross multiply
    2,943.55x = 4,413.91 × 1,711.32
  4. Step 4: Simplify right side
    2,943.55x = 7,553,581.84
  5. Step 5: Solve for x
    x = 7,553,581.84/2,943.55
  6. Step 6: Final answer
    x = 2,566.15

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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.