Home / 3,324.06-4,989.18-1,681.76

Finding the Fourth Proportional to 3,324.06, 4,989.18 and 1,681.76

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Solution

The fourth proportional to 3,324.06, 4,989.18 and 1,681.76 is: 2,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.06 : 4,989.18 = 1,681.76 : x
  2. Step 2: Convert to fraction form
    3,324.06/4,989.18 = 1,681.76/x
  3. Step 3: Cross multiply
    3,324.06x = 4,989.18 × 1,681.76
  4. Step 4: Simplify right side
    3,324.06x = 8,390,603.36
  5. Step 5: Solve for x
    x = 8,390,603.36/3,324.06
  6. Step 6: Final answer
    x = 2,524.20

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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.