Home / 9,158.50-12,650.70-6,773.32

Finding the Fourth Proportional to 9,158.50, 12,650.70 and 6,773.32

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Solution

The fourth proportional to 9,158.50, 12,650.70 and 6,773.32 is: 9,356.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158.50 : 12,650.70 = 6,773.32 : x
  2. Step 2: Convert to fraction form
    9,158.50/12,650.70 = 6,773.32/x
  3. Step 3: Cross multiply
    9,158.50x = 12,650.70 × 6,773.32
  4. Step 4: Simplify right side
    9,158.50x = 85,687,239.32
  5. Step 5: Solve for x
    x = 85,687,239.32/9,158.50
  6. Step 6: Final answer
    x = 9,356.03

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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.