Home / 2,810.60-4,211.76-2,503.04

Finding the Fourth Proportional to 2,810.60, 4,211.76 and 2,503.04

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Solution

The fourth proportional to 2,810.60, 4,211.76 and 2,503.04 is: 3,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810.60 : 4,211.76 = 2,503.04 : x
  2. Step 2: Convert to fraction form
    2,810.60/4,211.76 = 2,503.04/x
  3. Step 3: Cross multiply
    2,810.60x = 4,211.76 × 2,503.04
  4. Step 4: Simplify right side
    2,810.60x = 10,542,203.75
  5. Step 5: Solve for x
    x = 10,542,203.75/2,810.60
  6. Step 6: Final answer
    x = 3,750.87

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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.