Home / 1,764.83-2,432.11-1,266.60

Finding the Fourth Proportional to 1,764.83, 2,432.11 and 1,266.60

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Solution

The fourth proportional to 1,764.83, 2,432.11 and 1,266.60 is: 1,745.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764.83 : 2,432.11 = 1,266.60 : x
  2. Step 2: Convert to fraction form
    1,764.83/2,432.11 = 1,266.60/x
  3. Step 3: Cross multiply
    1,764.83x = 2,432.11 × 1,266.60
  4. Step 4: Simplify right side
    1,764.83x = 3,080,510.53
  5. Step 5: Solve for x
    x = 3,080,510.53/1,764.83
  6. Step 6: Final answer
    x = 1,745.50

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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.