Home / 5,232.20-7,845.86-1,943.19

Finding the Fourth Proportional to 5,232.20, 7,845.86 and 1,943.19

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Solution

The fourth proportional to 5,232.20, 7,845.86 and 1,943.19 is: 2,913.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.20 : 7,845.86 = 1,943.19 : x
  2. Step 2: Convert to fraction form
    5,232.20/7,845.86 = 1,943.19/x
  3. Step 3: Cross multiply
    5,232.20x = 7,845.86 × 1,943.19
  4. Step 4: Simplify right side
    5,232.20x = 15,246,001.55
  5. Step 5: Solve for x
    x = 15,246,001.55/5,232.20
  6. Step 6: Final answer
    x = 2,913.88

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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.