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Finding the Fourth Proportional to 5,657.41, 8,483.37 and 1,959.85

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Solution

The fourth proportional to 5,657.41, 8,483.37 and 1,959.85 is: 2,938.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,657.41 : 8,483.37 = 1,959.85 : x
  2. Step 2: Convert to fraction form
    5,657.41/8,483.37 = 1,959.85/x
  3. Step 3: Cross multiply
    5,657.41x = 8,483.37 × 1,959.85
  4. Step 4: Simplify right side
    5,657.41x = 16,626,132.69
  5. Step 5: Solve for x
    x = 16,626,132.69/5,657.41
  6. Step 6: Final answer
    x = 2,938.82

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1.5x scale

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.