Home / 10,268.71-15,391.76-4,027.55

Finding the Fourth Proportional to 10,268.71, 15,391.76 and 4,027.55

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Solution

The fourth proportional to 10,268.71, 15,391.76 and 4,027.55 is: 6,036.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.71 : 15,391.76 = 4,027.55 : x
  2. Step 2: Convert to fraction form
    10,268.71/15,391.76 = 4,027.55/x
  3. Step 3: Cross multiply
    10,268.71x = 15,391.76 × 4,027.55
  4. Step 4: Simplify right side
    10,268.71x = 61,991,111.40
  5. Step 5: Solve for x
    x = 61,991,111.40/10,268.71
  6. Step 6: Final answer
    x = 6,036.90

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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.