Home / 3,244.60-4,869.30-1,298.20

Finding the Fourth Proportional to 3,244.60, 4,869.30 and 1,298.20

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Solution

The fourth proportional to 3,244.60, 4,869.30 and 1,298.20 is: 1,948.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.60 : 4,869.30 = 1,298.20 : x
  2. Step 2: Convert to fraction form
    3,244.60/4,869.30 = 1,298.20/x
  3. Step 3: Cross multiply
    3,244.60x = 4,869.30 × 1,298.20
  4. Step 4: Simplify right side
    3,244.60x = 6,321,325.26
  5. Step 5: Solve for x
    x = 6,321,325.26/3,244.60
  6. Step 6: Final answer
    x = 1,948.26

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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.