Home / 8,561.75-11,815.29-5,025.02

Finding the Fourth Proportional to 8,561.75, 11,815.29 and 5,025.02

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Solution

The fourth proportional to 8,561.75, 11,815.29 and 5,025.02 is: 6,934.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,561.75 : 11,815.29 = 5,025.02 : x
  2. Step 2: Convert to fraction form
    8,561.75/11,815.29 = 5,025.02/x
  3. Step 3: Cross multiply
    8,561.75x = 11,815.29 × 5,025.02
  4. Step 4: Simplify right side
    8,561.75x = 59,372,009.48
  5. Step 5: Solve for x
    x = 59,372,009.48/8,561.75
  6. Step 6: Final answer
    x = 6,934.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.