Home / 1,233.36-1,848.22-1,142.24

Finding the Fourth Proportional to 1,233.36, 1,848.22 and 1,142.24

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Solution

The fourth proportional to 1,233.36, 1,848.22 and 1,142.24 is: 1,711.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.36 : 1,848.22 = 1,142.24 : x
  2. Step 2: Convert to fraction form
    1,233.36/1,848.22 = 1,142.24/x
  3. Step 3: Cross multiply
    1,233.36x = 1,848.22 × 1,142.24
  4. Step 4: Simplify right side
    1,233.36x = 2,111,098.72
  5. Step 5: Solve for x
    x = 2,111,098.72/1,233.36
  6. Step 6: Final answer
    x = 1,711.66

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1.5x scale

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.