Home / 5,722.32-7,894.92-3,331.20

Finding the Fourth Proportional to 5,722.32, 7,894.92 and 3,331.20

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Solution

The fourth proportional to 5,722.32, 7,894.92 and 3,331.20 is: 4,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.32 : 7,894.92 = 3,331.20 : x
  2. Step 2: Convert to fraction form
    5,722.32/7,894.92 = 3,331.20/x
  3. Step 3: Cross multiply
    5,722.32x = 7,894.92 × 3,331.20
  4. Step 4: Simplify right side
    5,722.32x = 26,299,557.50
  5. Step 5: Solve for x
    x = 26,299,557.50/5,722.32
  6. Step 6: Final answer
    x = 4,595.96

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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.