Home / 3,155.68-4,735.95-2,062.18

Finding the Fourth Proportional to 3,155.68, 4,735.95 and 2,062.18

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Solution

The fourth proportional to 3,155.68, 4,735.95 and 2,062.18 is: 3,094.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.68 : 4,735.95 = 2,062.18 : x
  2. Step 2: Convert to fraction form
    3,155.68/4,735.95 = 2,062.18/x
  3. Step 3: Cross multiply
    3,155.68x = 4,735.95 × 2,062.18
  4. Step 4: Simplify right side
    3,155.68x = 9,766,381.37
  5. Step 5: Solve for x
    x = 9,766,381.37/3,155.68
  6. Step 6: Final answer
    x = 3,094.86

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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.