Home / 10,454.47-15,683.90-3,433.93

Finding the Fourth Proportional to 10,454.47, 15,683.90 and 3,433.93

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Solution

The fourth proportional to 10,454.47, 15,683.90 and 3,433.93 is: 5,151.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,454.47 : 15,683.90 = 3,433.93 : x
  2. Step 2: Convert to fraction form
    10,454.47/15,683.90 = 3,433.93/x
  3. Step 3: Cross multiply
    10,454.47x = 15,683.90 × 3,433.93
  4. Step 4: Simplify right side
    10,454.47x = 53,857,358.35
  5. Step 5: Solve for x
    x = 53,857,358.35/10,454.47
  6. Step 6: Final answer
    x = 5,151.61

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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.