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Finding the Fourth Proportional to 4,363.52, 6,019.49 and 2,947.28

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Solution

The fourth proportional to 4,363.52, 6,019.49 and 2,947.28 is: 4,065.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,363.52 : 6,019.49 = 2,947.28 : x
  2. Step 2: Convert to fraction form
    4,363.52/6,019.49 = 2,947.28/x
  3. Step 3: Cross multiply
    4,363.52x = 6,019.49 × 2,947.28
  4. Step 4: Simplify right side
    4,363.52x = 17,741,099.76
  5. Step 5: Solve for x
    x = 17,741,099.76/4,363.52
  6. Step 6: Final answer
    x = 4,065.78

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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.