Home / 4,483.20-6,724.80-1,151.46

Finding the Fourth Proportional to 4,483.20, 6,724.80 and 1,151.46

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Solution

The fourth proportional to 4,483.20, 6,724.80 and 1,151.46 is: 1,727.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483.20 : 6,724.80 = 1,151.46 : x
  2. Step 2: Convert to fraction form
    4,483.20/6,724.80 = 1,151.46/x
  3. Step 3: Cross multiply
    4,483.20x = 6,724.80 × 1,151.46
  4. Step 4: Simplify right side
    4,483.20x = 7,743,338.21
  5. Step 5: Solve for x
    x = 7,743,338.21/4,483.20
  6. Step 6: Final answer
    x = 1,727.19

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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.