Home / 4,055.59-6,082.80-1,281.52

Finding the Fourth Proportional to 4,055.59, 6,082.80 and 1,281.52

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Solution

The fourth proportional to 4,055.59, 6,082.80 and 1,281.52 is: 1,922.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055.59 : 6,082.80 = 1,281.52 : x
  2. Step 2: Convert to fraction form
    4,055.59/6,082.80 = 1,281.52/x
  3. Step 3: Cross multiply
    4,055.59x = 6,082.80 × 1,281.52
  4. Step 4: Simplify right side
    4,055.59x = 7,795,229.86
  5. Step 5: Solve for x
    x = 7,795,229.86/4,055.59
  6. Step 6: Final answer
    x = 1,922.10

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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.