Home / 5,348.54-8,020.52-1,838.90

Finding the Fourth Proportional to 5,348.54, 8,020.52 and 1,838.90

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Solution

The fourth proportional to 5,348.54, 8,020.52 and 1,838.90 is: 2,757.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.54 : 8,020.52 = 1,838.90 : x
  2. Step 2: Convert to fraction form
    5,348.54/8,020.52 = 1,838.90/x
  3. Step 3: Cross multiply
    5,348.54x = 8,020.52 × 1,838.90
  4. Step 4: Simplify right side
    5,348.54x = 14,748,884.93
  5. Step 5: Solve for x
    x = 14,748,884.93/5,348.54
  6. Step 6: Final answer
    x = 2,757.56

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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.