Home / 7,345.15-11,016.60-2,414.80

Finding the Fourth Proportional to 7,345.15, 11,016.60 and 2,414.80

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Solution

The fourth proportional to 7,345.15, 11,016.60 and 2,414.80 is: 3,621.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.15 : 11,016.60 = 2,414.80 : x
  2. Step 2: Convert to fraction form
    7,345.15/11,016.60 = 2,414.80/x
  3. Step 3: Cross multiply
    7,345.15x = 11,016.60 × 2,414.80
  4. Step 4: Simplify right side
    7,345.15x = 26,602,885.68
  5. Step 5: Solve for x
    x = 26,602,885.68/7,345.15
  6. Step 6: Final answer
    x = 3,621.83

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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.