Home / 10,317.24-15,478.14-3,743.94

Finding the Fourth Proportional to 10,317.24, 15,478.14 and 3,743.94

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Solution

The fourth proportional to 10,317.24, 15,478.14 and 3,743.94 is: 5,616.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.24 : 15,478.14 = 3,743.94 : x
  2. Step 2: Convert to fraction form
    10,317.24/15,478.14 = 3,743.94/x
  3. Step 3: Cross multiply
    10,317.24x = 15,478.14 × 3,743.94
  4. Step 4: Simplify right side
    10,317.24x = 57,949,227.47
  5. Step 5: Solve for x
    x = 57,949,227.47/10,317.24
  6. Step 6: Final answer
    x = 5,616.74

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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.