Home / 8,250.60-12,372.96-3,570.40

Finding the Fourth Proportional to 8,250.60, 12,372.96 and 3,570.40

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Solution

The fourth proportional to 8,250.60, 12,372.96 and 3,570.40 is: 5,354.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.60 : 12,372.96 = 3,570.40 : x
  2. Step 2: Convert to fraction form
    8,250.60/12,372.96 = 3,570.40/x
  3. Step 3: Cross multiply
    8,250.60x = 12,372.96 × 3,570.40
  4. Step 4: Simplify right side
    8,250.60x = 44,176,416.38
  5. Step 5: Solve for x
    x = 44,176,416.38/8,250.60
  6. Step 6: Final answer
    x = 5,354.33

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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.