Home / 6,954.80-10,432.96-2,275.20

Finding the Fourth Proportional to 6,954.80, 10,432.96 and 2,275.20

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Solution

The fourth proportional to 6,954.80, 10,432.96 and 2,275.20 is: 3,413.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954.80 : 10,432.96 = 2,275.20 : x
  2. Step 2: Convert to fraction form
    6,954.80/10,432.96 = 2,275.20/x
  3. Step 3: Cross multiply
    6,954.80x = 10,432.96 × 2,275.20
  4. Step 4: Simplify right side
    6,954.80x = 23,737,070.59
  5. Step 5: Solve for x
    x = 23,737,070.59/6,954.80
  6. Step 6: Final answer
    x = 3,413.05

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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.