Home / 10,095.66-15,143.56-3,521.82

Finding the Fourth Proportional to 10,095.66, 15,143.56 and 3,521.82

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Solution

The fourth proportional to 10,095.66, 15,143.56 and 3,521.82 is: 5,282.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095.66 : 15,143.56 = 3,521.82 : x
  2. Step 2: Convert to fraction form
    10,095.66/15,143.56 = 3,521.82/x
  3. Step 3: Cross multiply
    10,095.66x = 15,143.56 × 3,521.82
  4. Step 4: Simplify right side
    10,095.66x = 53,332,892.48
  5. Step 5: Solve for x
    x = 53,332,892.48/10,095.66
  6. Step 6: Final answer
    x = 5,282.75

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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.