Home / 4,480.80-6,717.60-1,559.04

Finding the Fourth Proportional to 4,480.80, 6,717.60 and 1,559.04

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Solution

The fourth proportional to 4,480.80, 6,717.60 and 1,559.04 is: 2,337.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.80 : 6,717.60 = 1,559.04 : x
  2. Step 2: Convert to fraction form
    4,480.80/6,717.60 = 1,559.04/x
  3. Step 3: Cross multiply
    4,480.80x = 6,717.60 × 1,559.04
  4. Step 4: Simplify right side
    4,480.80x = 10,473,007.10
  5. Step 5: Solve for x
    x = 10,473,007.10/4,480.80
  6. Step 6: Final answer
    x = 2,337.31

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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.