Home / 2,593.20-3,572.32-1,928.90

Finding the Fourth Proportional to 2,593.20, 3,572.32 and 1,928.90

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Solution

The fourth proportional to 2,593.20, 3,572.32 and 1,928.90 is: 2,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593.20 : 3,572.32 = 1,928.90 : x
  2. Step 2: Convert to fraction form
    2,593.20/3,572.32 = 1,928.90/x
  3. Step 3: Cross multiply
    2,593.20x = 3,572.32 × 1,928.90
  4. Step 4: Simplify right side
    2,593.20x = 6,890,648.05
  5. Step 5: Solve for x
    x = 6,890,648.05/2,593.20
  6. Step 6: Final answer
    x = 2,657.20

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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.