Home / 3,298.06-4,948.46-1,541.78

Finding the Fourth Proportional to 3,298.06, 4,948.46 and 1,541.78

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Solution

The fourth proportional to 3,298.06, 4,948.46 and 1,541.78 is: 2,313.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.06 : 4,948.46 = 1,541.78 : x
  2. Step 2: Convert to fraction form
    3,298.06/4,948.46 = 1,541.78/x
  3. Step 3: Cross multiply
    3,298.06x = 4,948.46 × 1,541.78
  4. Step 4: Simplify right side
    3,298.06x = 7,629,428.55
  5. Step 5: Solve for x
    x = 7,629,428.55/3,298.06
  6. Step 6: Final answer
    x = 2,313.31

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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.