Home / 2,483.60-3,727.80-1,252.40

Finding the Fourth Proportional to 2,483.60, 3,727.80 and 1,252.40

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Solution

The fourth proportional to 2,483.60, 3,727.80 and 1,252.40 is: 1,879.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,483.60 : 3,727.80 = 1,252.40 : x
  2. Step 2: Convert to fraction form
    2,483.60/3,727.80 = 1,252.40/x
  3. Step 3: Cross multiply
    2,483.60x = 3,727.80 × 1,252.40
  4. Step 4: Simplify right side
    2,483.60x = 4,668,696.72
  5. Step 5: Solve for x
    x = 4,668,696.72/2,483.60
  6. Step 6: Final answer
    x = 1,879.81

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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.