Home / 7,644.88-10,545.60-4,659.04

Finding the Fourth Proportional to 7,644.88, 10,545.60 and 4,659.04

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Solution

The fourth proportional to 7,644.88, 10,545.60 and 4,659.04 is: 6,426.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.88 : 10,545.60 = 4,659.04 : x
  2. Step 2: Convert to fraction form
    7,644.88/10,545.60 = 4,659.04/x
  3. Step 3: Cross multiply
    7,644.88x = 10,545.60 × 4,659.04
  4. Step 4: Simplify right side
    7,644.88x = 49,132,372.22
  5. Step 5: Solve for x
    x = 49,132,372.22/7,644.88
  6. Step 6: Final answer
    x = 6,426.83

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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.