Home / 3,222.45-4,834.62-1,031.36

Finding the Fourth Proportional to 3,222.45, 4,834.62 and 1,031.36

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Solution

The fourth proportional to 3,222.45, 4,834.62 and 1,031.36 is: 1,547.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.45 : 4,834.62 = 1,031.36 : x
  2. Step 2: Convert to fraction form
    3,222.45/4,834.62 = 1,031.36/x
  3. Step 3: Cross multiply
    3,222.45x = 4,834.62 × 1,031.36
  4. Step 4: Simplify right side
    3,222.45x = 4,986,209.51
  5. Step 5: Solve for x
    x = 4,986,209.51/3,222.45
  6. Step 6: Final answer
    x = 1,547.33

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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.