Home / 1,764.77-2,647.17-532.18

Finding the Fourth Proportional to 1,764.77, 2,647.17 and 532.18

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Solution

The fourth proportional to 1,764.77, 2,647.17 and 532.18 is: 798.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764.77 : 2,647.17 = 532.18 : x
  2. Step 2: Convert to fraction form
    1,764.77/2,647.17 = 532.18/x
  3. Step 3: Cross multiply
    1,764.77x = 2,647.17 × 532.18
  4. Step 4: Simplify right side
    1,764.77x = 1,408,755.03
  5. Step 5: Solve for x
    x = 1,408,755.03/1,764.77
  6. Step 6: Final answer
    x = 798.27

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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.