Home / 2,483.66-3,429.05-1,540.44

Finding the Fourth Proportional to 2,483.66, 3,429.05 and 1,540.44

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Solution

The fourth proportional to 2,483.66, 3,429.05 and 1,540.44 is: 2,126.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,483.66 : 3,429.05 = 1,540.44 : x
  2. Step 2: Convert to fraction form
    2,483.66/3,429.05 = 1,540.44/x
  3. Step 3: Cross multiply
    2,483.66x = 3,429.05 × 1,540.44
  4. Step 4: Simplify right side
    2,483.66x = 5,282,238.08
  5. Step 5: Solve for x
    x = 5,282,238.08/2,483.66
  6. Step 6: Final answer
    x = 2,126.80

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1.5x scale

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.