Home / 8,250.46-12,353.55-6,938.26

Finding the Fourth Proportional to 8,250.46, 12,353.55 and 6,938.26

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Solution

The fourth proportional to 8,250.46, 12,353.55 and 6,938.26 is: 10,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.46 : 12,353.55 = 6,938.26 : x
  2. Step 2: Convert to fraction form
    8,250.46/12,353.55 = 6,938.26/x
  3. Step 3: Cross multiply
    8,250.46x = 12,353.55 × 6,938.26
  4. Step 4: Simplify right side
    8,250.46x = 85,712,141.82
  5. Step 5: Solve for x
    x = 85,712,141.82/8,250.46
  6. Step 6: Final answer
    x = 10,388.77

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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.