Home / 5,432.73-8,149.70-1,969.17

Finding the Fourth Proportional to 5,432.73, 8,149.70 and 1,969.17

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Solution

The fourth proportional to 5,432.73, 8,149.70 and 1,969.17 is: 2,953.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.73 : 8,149.70 = 1,969.17 : x
  2. Step 2: Convert to fraction form
    5,432.73/8,149.70 = 1,969.17/x
  3. Step 3: Cross multiply
    5,432.73x = 8,149.70 × 1,969.17
  4. Step 4: Simplify right side
    5,432.73x = 16,048,144.75
  5. Step 5: Solve for x
    x = 16,048,144.75/5,432.73
  6. Step 6: Final answer
    x = 2,953.97

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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.