Home / 8,724.97-12,040.34-4,746.11

Finding the Fourth Proportional to 8,724.97, 12,040.34 and 4,746.11

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Solution

The fourth proportional to 8,724.97, 12,040.34 and 4,746.11 is: 6,549.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724.97 : 12,040.34 = 4,746.11 : x
  2. Step 2: Convert to fraction form
    8,724.97/12,040.34 = 4,746.11/x
  3. Step 3: Cross multiply
    8,724.97x = 12,040.34 × 4,746.11
  4. Step 4: Simplify right side
    8,724.97x = 57,144,754.35
  5. Step 5: Solve for x
    x = 57,144,754.35/8,724.97
  6. Step 6: Final answer
    x = 6,549.56

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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.