Home / 3,703.60-5,555.40-2,838.52

Finding the Fourth Proportional to 3,703.60, 5,555.40 and 2,838.52

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Solution

The fourth proportional to 3,703.60, 5,555.40 and 2,838.52 is: 4,257.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.60 : 5,555.40 = 2,838.52 : x
  2. Step 2: Convert to fraction form
    3,703.60/5,555.40 = 2,838.52/x
  3. Step 3: Cross multiply
    3,703.60x = 5,555.40 × 2,838.52
  4. Step 4: Simplify right side
    3,703.60x = 15,769,114.01
  5. Step 5: Solve for x
    x = 15,769,114.01/3,703.60
  6. Step 6: Final answer
    x = 4,257.78

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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.