Home / 10,842.76-14,963.24-6,127.15

Finding the Fourth Proportional to 10,842.76, 14,963.24 and 6,127.15

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Solution

The fourth proportional to 10,842.76, 14,963.24 and 6,127.15 is: 8,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,842.76 : 14,963.24 = 6,127.15 : x
  2. Step 2: Convert to fraction form
    10,842.76/14,963.24 = 6,127.15/x
  3. Step 3: Cross multiply
    10,842.76x = 14,963.24 × 6,127.15
  4. Step 4: Simplify right side
    10,842.76x = 91,682,015.97
  5. Step 5: Solve for x
    x = 91,682,015.97/10,842.76
  6. Step 6: Final answer
    x = 8,455.60

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1.5x scale

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.