Home / 1,740.24-2,418.18-1,722.48

Finding the Fourth Proportional to 1,740.24, 2,418.18 and 1,722.48

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Solution

The fourth proportional to 1,740.24, 2,418.18 and 1,722.48 is: 2,393.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.24 : 2,418.18 = 1,722.48 : x
  2. Step 2: Convert to fraction form
    1,740.24/2,418.18 = 1,722.48/x
  3. Step 3: Cross multiply
    1,740.24x = 2,418.18 × 1,722.48
  4. Step 4: Simplify right side
    1,740.24x = 4,165,266.69
  5. Step 5: Solve for x
    x = 4,165,266.69/1,740.24
  6. Step 6: Final answer
    x = 2,393.50

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.