Home / 5,564.96-8,348.40-2,640.80

Finding the Fourth Proportional to 5,564.96, 8,348.40 and 2,640.80

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Solution

The fourth proportional to 5,564.96, 8,348.40 and 2,640.80 is: 3,961.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,564.96 : 8,348.40 = 2,640.80 : x
  2. Step 2: Convert to fraction form
    5,564.96/8,348.40 = 2,640.80/x
  3. Step 3: Cross multiply
    5,564.96x = 8,348.40 × 2,640.80
  4. Step 4: Simplify right side
    5,564.96x = 22,046,454.72
  5. Step 5: Solve for x
    x = 22,046,454.72/5,564.96
  6. Step 6: Final answer
    x = 3,961.66

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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.