Home / 10,751.50-16,125.27-2,959.30

Finding the Fourth Proportional to 10,751.50, 16,125.27 and 2,959.30

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Solution

The fourth proportional to 10,751.50, 16,125.27 and 2,959.30 is: 4,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,751.50 : 16,125.27 = 2,959.30 : x
  2. Step 2: Convert to fraction form
    10,751.50/16,125.27 = 2,959.30/x
  3. Step 3: Cross multiply
    10,751.50x = 16,125.27 × 2,959.30
  4. Step 4: Simplify right side
    10,751.50x = 47,719,511.51
  5. Step 5: Solve for x
    x = 47,719,511.51/10,751.50
  6. Step 6: Final answer
    x = 4,438.41

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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.