Home / 2,652.28-3,999.66-2,615.82

Finding the Fourth Proportional to 2,652.28, 3,999.66 and 2,615.82

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Solution

The fourth proportional to 2,652.28, 3,999.66 and 2,615.82 is: 3,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.28 : 3,999.66 = 2,615.82 : x
  2. Step 2: Convert to fraction form
    2,652.28/3,999.66 = 2,615.82/x
  3. Step 3: Cross multiply
    2,652.28x = 3,999.66 × 2,615.82
  4. Step 4: Simplify right side
    2,652.28x = 10,462,390.62
  5. Step 5: Solve for x
    x = 10,462,390.62/2,652.28
  6. Step 6: Final answer
    x = 3,944.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.