Home / 6,522.40-8,998.72-4,165.92

Finding the Fourth Proportional to 6,522.40, 8,998.72 and 4,165.92

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Solution

The fourth proportional to 6,522.40, 8,998.72 and 4,165.92 is: 5,747.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,522.40 : 8,998.72 = 4,165.92 : x
  2. Step 2: Convert to fraction form
    6,522.40/8,998.72 = 4,165.92/x
  3. Step 3: Cross multiply
    6,522.40x = 8,998.72 × 4,165.92
  4. Step 4: Simplify right side
    6,522.40x = 37,487,947.62
  5. Step 5: Solve for x
    x = 37,487,947.62/6,522.40
  6. Step 6: Final answer
    x = 5,747.57

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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.