Home / 2,328.02-3,491.82-768.01

Finding the Fourth Proportional to 2,328.02, 3,491.82 and 768.01

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Solution

The fourth proportional to 2,328.02, 3,491.82 and 768.01 is: 1,151.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.02 : 3,491.82 = 768.01 : x
  2. Step 2: Convert to fraction form
    2,328.02/3,491.82 = 768.01/x
  3. Step 3: Cross multiply
    2,328.02x = 3,491.82 × 768.01
  4. Step 4: Simplify right side
    2,328.02x = 2,681,752.68
  5. Step 5: Solve for x
    x = 2,681,752.68/2,328.02
  6. Step 6: Final answer
    x = 1,151.95

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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.