Home / 1,768.32-2,441.34-1,244.88

Finding the Fourth Proportional to 1,768.32, 2,441.34 and 1,244.88

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Solution

The fourth proportional to 1,768.32, 2,441.34 and 1,244.88 is: 1,718.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768.32 : 2,441.34 = 1,244.88 : x
  2. Step 2: Convert to fraction form
    1,768.32/2,441.34 = 1,244.88/x
  3. Step 3: Cross multiply
    1,768.32x = 2,441.34 × 1,244.88
  4. Step 4: Simplify right side
    1,768.32x = 3,039,175.34
  5. Step 5: Solve for x
    x = 3,039,175.34/1,768.32
  6. Step 6: Final answer
    x = 1,718.68

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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.