Home / 5,928.15-8,180.85-3,275.57

Finding the Fourth Proportional to 5,928.15, 8,180.85 and 3,275.57

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Solution

The fourth proportional to 5,928.15, 8,180.85 and 3,275.57 is: 4,520.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.15 : 8,180.85 = 3,275.57 : x
  2. Step 2: Convert to fraction form
    5,928.15/8,180.85 = 3,275.57/x
  3. Step 3: Cross multiply
    5,928.15x = 8,180.85 × 3,275.57
  4. Step 4: Simplify right side
    5,928.15x = 26,796,946.83
  5. Step 5: Solve for x
    x = 26,796,946.83/5,928.15
  6. Step 6: Final answer
    x = 4,520.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.