Home / 1,764.44-2,434.74-1,343.76

Finding the Fourth Proportional to 1,764.44, 2,434.74 and 1,343.76

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Solution

The fourth proportional to 1,764.44, 2,434.74 and 1,343.76 is: 1,854.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764.44 : 2,434.74 = 1,343.76 : x
  2. Step 2: Convert to fraction form
    1,764.44/2,434.74 = 1,343.76/x
  3. Step 3: Cross multiply
    1,764.44x = 2,434.74 × 1,343.76
  4. Step 4: Simplify right side
    1,764.44x = 3,271,706.22
  5. Step 5: Solve for x
    x = 3,271,706.22/1,764.44
  6. Step 6: Final answer
    x = 1,854.25

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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.