Home / 1,182.30-1,772.01-1,035.66

Finding the Fourth Proportional to 1,182.30, 1,772.01 and 1,035.66

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Solution

The fourth proportional to 1,182.30, 1,772.01 and 1,035.66 is: 1,552.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182.30 : 1,772.01 = 1,035.66 : x
  2. Step 2: Convert to fraction form
    1,182.30/1,772.01 = 1,035.66/x
  3. Step 3: Cross multiply
    1,182.30x = 1,772.01 × 1,035.66
  4. Step 4: Simplify right side
    1,182.30x = 1,835,199.88
  5. Step 5: Solve for x
    x = 1,835,199.88/1,182.30
  6. Step 6: Final answer
    x = 1,552.23

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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.