Home / 7,027.60-10,545.78-2,644.48

Finding the Fourth Proportional to 7,027.60, 10,545.78 and 2,644.48

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Solution

The fourth proportional to 7,027.60, 10,545.78 and 2,644.48 is: 3,968.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.60 : 10,545.78 = 2,644.48 : x
  2. Step 2: Convert to fraction form
    7,027.60/10,545.78 = 2,644.48/x
  3. Step 3: Cross multiply
    7,027.60x = 10,545.78 × 2,644.48
  4. Step 4: Simplify right side
    7,027.60x = 27,888,104.29
  5. Step 5: Solve for x
    x = 27,888,104.29/7,027.60
  6. Step 6: Final answer
    x = 3,968.37

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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.