Home / 4,480.20-6,722.28-1,560.60

Finding the Fourth Proportional to 4,480.20, 6,722.28 and 1,560.60

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Solution

The fourth proportional to 4,480.20, 6,722.28 and 1,560.60 is: 2,341.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.20 : 6,722.28 = 1,560.60 : x
  2. Step 2: Convert to fraction form
    4,480.20/6,722.28 = 1,560.60/x
  3. Step 3: Cross multiply
    4,480.20x = 6,722.28 × 1,560.60
  4. Step 4: Simplify right side
    4,480.20x = 10,490,790.17
  5. Step 5: Solve for x
    x = 10,490,790.17/4,480.20
  6. Step 6: Final answer
    x = 2,341.59

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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.