Home / 10,359.59-15,537.20-3,340.24

Finding the Fourth Proportional to 10,359.59, 15,537.20 and 3,340.24

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Solution

The fourth proportional to 10,359.59, 15,537.20 and 3,340.24 is: 5,009.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.59 : 15,537.20 = 3,340.24 : x
  2. Step 2: Convert to fraction form
    10,359.59/15,537.20 = 3,340.24/x
  3. Step 3: Cross multiply
    10,359.59x = 15,537.20 × 3,340.24
  4. Step 4: Simplify right side
    10,359.59x = 51,897,921.38
  5. Step 5: Solve for x
    x = 51,897,921.38/10,359.59
  6. Step 6: Final answer
    x = 5,009.65

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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.