Home / 2,493.60-3,729.28-1,870.44

Finding the Fourth Proportional to 2,493.60, 3,729.28 and 1,870.44

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Solution

The fourth proportional to 2,493.60, 3,729.28 and 1,870.44 is: 2,797.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.60 : 3,729.28 = 1,870.44 : x
  2. Step 2: Convert to fraction form
    2,493.60/3,729.28 = 1,870.44/x
  3. Step 3: Cross multiply
    2,493.60x = 3,729.28 × 1,870.44
  4. Step 4: Simplify right side
    2,493.60x = 6,975,394.48
  5. Step 5: Solve for x
    x = 6,975,394.48/2,493.60
  6. Step 6: Final answer
    x = 2,797.32

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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.