Home / 3,549.60-4,898.40-1,956.22

Finding the Fourth Proportional to 3,549.60, 4,898.40 and 1,956.22

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Solution

The fourth proportional to 3,549.60, 4,898.40 and 1,956.22 is: 2,699.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.60 : 4,898.40 = 1,956.22 : x
  2. Step 2: Convert to fraction form
    3,549.60/4,898.40 = 1,956.22/x
  3. Step 3: Cross multiply
    3,549.60x = 4,898.40 × 1,956.22
  4. Step 4: Simplify right side
    3,549.60x = 9,582,348.05
  5. Step 5: Solve for x
    x = 9,582,348.05/3,549.60
  6. Step 6: Final answer
    x = 2,699.56

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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.