Home / 7,815.60-11,724.77-5,044.95

Finding the Fourth Proportional to 7,815.60, 11,724.77 and 5,044.95

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Solution

The fourth proportional to 7,815.60, 11,724.77 and 5,044.95 is: 7,568.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815.60 : 11,724.77 = 5,044.95 : x
  2. Step 2: Convert to fraction form
    7,815.60/11,724.77 = 5,044.95/x
  3. Step 3: Cross multiply
    7,815.60x = 11,724.77 × 5,044.95
  4. Step 4: Simplify right side
    7,815.60x = 59,150,878.41
  5. Step 5: Solve for x
    x = 59,150,878.41/7,815.60
  6. Step 6: Final answer
    x = 7,568.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.