Home / 1,166.24-1,752.81-1,080.30

Finding the Fourth Proportional to 1,166.24, 1,752.81 and 1,080.30

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Solution

The fourth proportional to 1,166.24, 1,752.81 and 1,080.30 is: 1,623.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166.24 : 1,752.81 = 1,080.30 : x
  2. Step 2: Convert to fraction form
    1,166.24/1,752.81 = 1,080.30/x
  3. Step 3: Cross multiply
    1,166.24x = 1,752.81 × 1,080.30
  4. Step 4: Simplify right side
    1,166.24x = 1,893,572.28
  5. Step 5: Solve for x
    x = 1,893,572.28/1,166.24
  6. Step 6: Final answer
    x = 1,623.66

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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.