Home / 5,569.60-8,355.84-2,651.20

Finding the Fourth Proportional to 5,569.60, 8,355.84 and 2,651.20

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Solution

The fourth proportional to 5,569.60, 8,355.84 and 2,651.20 is: 3,977.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.60 : 8,355.84 = 2,651.20 : x
  2. Step 2: Convert to fraction form
    5,569.60/8,355.84 = 2,651.20/x
  3. Step 3: Cross multiply
    5,569.60x = 8,355.84 × 2,651.20
  4. Step 4: Simplify right side
    5,569.60x = 22,153,003.01
  5. Step 5: Solve for x
    x = 22,153,003.01/5,569.60
  6. Step 6: Final answer
    x = 3,977.49

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Similar ratio
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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.