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Finding the Fourth Proportional to 5,289.93, 7,295.90 and 3,401.73

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Solution

The fourth proportional to 5,289.93, 7,295.90 and 3,401.73 is: 4,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.93 : 7,295.90 = 3,401.73 : x
  2. Step 2: Convert to fraction form
    5,289.93/7,295.90 = 3,401.73/x
  3. Step 3: Cross multiply
    5,289.93x = 7,295.90 × 3,401.73
  4. Step 4: Simplify right side
    5,289.93x = 24,818,664.90
  5. Step 5: Solve for x
    x = 24,818,664.90/5,289.93
  6. Step 6: Final answer
    x = 4,691.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.