Home / 1,752.98-2,418.05-1,186.79

Finding the Fourth Proportional to 1,752.98, 2,418.05 and 1,186.79

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Solution

The fourth proportional to 1,752.98, 2,418.05 and 1,186.79 is: 1,637.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.98 : 2,418.05 = 1,186.79 : x
  2. Step 2: Convert to fraction form
    1,752.98/2,418.05 = 1,186.79/x
  3. Step 3: Cross multiply
    1,752.98x = 2,418.05 × 1,186.79
  4. Step 4: Simplify right side
    1,752.98x = 2,869,708.44
  5. Step 5: Solve for x
    x = 2,869,708.44/1,752.98
  6. Step 6: Final answer
    x = 1,637.05

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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.