Home / 4,371.31-6,556.93-1,251.39

Finding the Fourth Proportional to 4,371.31, 6,556.93 and 1,251.39

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Solution

The fourth proportional to 4,371.31, 6,556.93 and 1,251.39 is: 1,877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.31 : 6,556.93 = 1,251.39 : x
  2. Step 2: Convert to fraction form
    4,371.31/6,556.93 = 1,251.39/x
  3. Step 3: Cross multiply
    4,371.31x = 6,556.93 × 1,251.39
  4. Step 4: Simplify right side
    4,371.31x = 8,205,273.50
  5. Step 5: Solve for x
    x = 8,205,273.50/4,371.31
  6. Step 6: Final answer
    x = 1,877.08

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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.