Home / 3,325.13-4,979.05-3,226.53

Finding the Fourth Proportional to 3,325.13, 4,979.05 and 3,226.53

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Solution

The fourth proportional to 3,325.13, 4,979.05 and 3,226.53 is: 4,831.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.13 : 4,979.05 = 3,226.53 : x
  2. Step 2: Convert to fraction form
    3,325.13/4,979.05 = 3,226.53/x
  3. Step 3: Cross multiply
    3,325.13x = 4,979.05 × 3,226.53
  4. Step 4: Simplify right side
    3,325.13x = 16,065,044.64
  5. Step 5: Solve for x
    x = 16,065,044.64/3,325.13
  6. Step 6: Final answer
    x = 4,831.40

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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.