Home / 5,998.20-8,278.52-3,482.40

Finding the Fourth Proportional to 5,998.20, 8,278.52 and 3,482.40

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Solution

The fourth proportional to 5,998.20, 8,278.52 and 3,482.40 is: 4,806.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,998.20 : 8,278.52 = 3,482.40 : x
  2. Step 2: Convert to fraction form
    5,998.20/8,278.52 = 3,482.40/x
  3. Step 3: Cross multiply
    5,998.20x = 8,278.52 × 3,482.40
  4. Step 4: Simplify right side
    5,998.20x = 28,829,118.05
  5. Step 5: Solve for x
    x = 28,829,118.05/5,998.20
  6. Step 6: Final answer
    x = 4,806.29

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Half scale
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Similar ratio
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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.