Home / 2,148.60-2,965.74-1,252.62

Finding the Fourth Proportional to 2,148.60, 2,965.74 and 1,252.62

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Solution

The fourth proportional to 2,148.60, 2,965.74 and 1,252.62 is: 1,729.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148.60 : 2,965.74 = 1,252.62 : x
  2. Step 2: Convert to fraction form
    2,148.60/2,965.74 = 1,252.62/x
  3. Step 3: Cross multiply
    2,148.60x = 2,965.74 × 1,252.62
  4. Step 4: Simplify right side
    2,148.60x = 3,714,945.24
  5. Step 5: Solve for x
    x = 3,714,945.24/2,148.60
  6. Step 6: Final answer
    x = 1,729.01

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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.