Home / 3,200.54-4,788.65-2,876.81

Finding the Fourth Proportional to 3,200.54, 4,788.65 and 2,876.81

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Solution

The fourth proportional to 3,200.54, 4,788.65 and 2,876.81 is: 4,304.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.54 : 4,788.65 = 2,876.81 : x
  2. Step 2: Convert to fraction form
    3,200.54/4,788.65 = 2,876.81/x
  3. Step 3: Cross multiply
    3,200.54x = 4,788.65 × 2,876.81
  4. Step 4: Simplify right side
    3,200.54x = 13,776,019.46
  5. Step 5: Solve for x
    x = 13,776,019.46/3,200.54
  6. Step 6: Final answer
    x = 4,304.29

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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.