Home / 3,458.50-5,188.52-1,267.22

Finding the Fourth Proportional to 3,458.50, 5,188.52 and 1,267.22

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Solution

The fourth proportional to 3,458.50, 5,188.52 and 1,267.22 is: 1,901.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.50 : 5,188.52 = 1,267.22 : x
  2. Step 2: Convert to fraction form
    3,458.50/5,188.52 = 1,267.22/x
  3. Step 3: Cross multiply
    3,458.50x = 5,188.52 × 1,267.22
  4. Step 4: Simplify right side
    3,458.50x = 6,574,996.31
  5. Step 5: Solve for x
    x = 6,574,996.31/3,458.50
  6. Step 6: Final answer
    x = 1,901.11

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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.