Home / 1,233.25-1,701.21-735.55

Finding the Fourth Proportional to 1,233.25, 1,701.21 and 735.55

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Solution

The fourth proportional to 1,233.25, 1,701.21 and 735.55 is: 1,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.25 : 1,701.21 = 735.55 : x
  2. Step 2: Convert to fraction form
    1,233.25/1,701.21 = 735.55/x
  3. Step 3: Cross multiply
    1,233.25x = 1,701.21 × 735.55
  4. Step 4: Simplify right side
    1,233.25x = 1,251,325.02
  5. Step 5: Solve for x
    x = 1,251,325.02/1,233.25
  6. Step 6: Final answer
    x = 1,014.66

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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.