Home / 8,639.24-11,924.02-5,101

Finding the Fourth Proportional to 8,639.24, 11,924.02 and 5,101

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Solution

The fourth proportional to 8,639.24, 11,924.02 and 5,101 is: 7,040.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,639.24 : 11,924.02 = 5,101 : x
  2. Step 2: Convert to fraction form
    8,639.24/11,924.02 = 5,101/x
  3. Step 3: Cross multiply
    8,639.24x = 11,924.02 × 5,101
  4. Step 4: Simplify right side
    8,639.24x = 60,824,426.02
  5. Step 5: Solve for x
    x = 60,824,426.02/8,639.24
  6. Step 6: Final answer
    x = 7,040.48

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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.