Home / 3,223.23-4,834.86-1,275.39

Finding the Fourth Proportional to 3,223.23, 4,834.86 and 1,275.39

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Solution

The fourth proportional to 3,223.23, 4,834.86 and 1,275.39 is: 1,913.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.23 : 4,834.86 = 1,275.39 : x
  2. Step 2: Convert to fraction form
    3,223.23/4,834.86 = 1,275.39/x
  3. Step 3: Cross multiply
    3,223.23x = 4,834.86 × 1,275.39
  4. Step 4: Simplify right side
    3,223.23x = 6,166,332.10
  5. Step 5: Solve for x
    x = 6,166,332.10/3,223.23
  6. Step 6: Final answer
    x = 1,913.09

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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.