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Finding the Fourth Proportional to 5,938.90, 8,909.79 and 2,043.34

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Solution

The fourth proportional to 5,938.90, 8,909.79 and 2,043.34 is: 3,065.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.90 : 8,909.79 = 2,043.34 : x
  2. Step 2: Convert to fraction form
    5,938.90/8,909.79 = 2,043.34/x
  3. Step 3: Cross multiply
    5,938.90x = 8,909.79 × 2,043.34
  4. Step 4: Simplify right side
    5,938.90x = 18,205,730.30
  5. Step 5: Solve for x
    x = 18,205,730.30/5,938.90
  6. Step 6: Final answer
    x = 3,065.51

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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.