Home / 5,680.06-8,520.90-2,394.70

Finding the Fourth Proportional to 5,680.06, 8,520.90 and 2,394.70

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Solution

The fourth proportional to 5,680.06, 8,520.90 and 2,394.70 is: 3,592.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680.06 : 8,520.90 = 2,394.70 : x
  2. Step 2: Convert to fraction form
    5,680.06/8,520.90 = 2,394.70/x
  3. Step 3: Cross multiply
    5,680.06x = 8,520.90 × 2,394.70
  4. Step 4: Simplify right side
    5,680.06x = 20,404,999.23
  5. Step 5: Solve for x
    x = 20,404,999.23/5,680.06
  6. Step 6: Final answer
    x = 3,592.39

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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.