Home / 2,068.32-3,106.26-1,248.33

Finding the Fourth Proportional to 2,068.32, 3,106.26 and 1,248.33

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Solution

The fourth proportional to 2,068.32, 3,106.26 and 1,248.33 is: 1,874.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.32 : 3,106.26 = 1,248.33 : x
  2. Step 2: Convert to fraction form
    2,068.32/3,106.26 = 1,248.33/x
  3. Step 3: Cross multiply
    2,068.32x = 3,106.26 × 1,248.33
  4. Step 4: Simplify right side
    2,068.32x = 3,877,637.55
  5. Step 5: Solve for x
    x = 3,877,637.55/2,068.32
  6. Step 6: Final answer
    x = 1,874.78

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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.