Home / 8,660.04-11,954.85-5,074.50

Finding the Fourth Proportional to 8,660.04, 11,954.85 and 5,074.50

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Solution

The fourth proportional to 8,660.04, 11,954.85 and 5,074.50 is: 7,005.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,660.04 : 11,954.85 = 5,074.50 : x
  2. Step 2: Convert to fraction form
    8,660.04/11,954.85 = 5,074.50/x
  3. Step 3: Cross multiply
    8,660.04x = 11,954.85 × 5,074.50
  4. Step 4: Simplify right side
    8,660.04x = 60,664,886.33
  5. Step 5: Solve for x
    x = 60,664,886.33/8,660.04
  6. Step 6: Final answer
    x = 7,005.15

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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.