Home / 6,645.48-9,966.60-2,751

Finding the Fourth Proportional to 6,645.48, 9,966.60 and 2,751

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Solution

The fourth proportional to 6,645.48, 9,966.60 and 2,751 is: 4,125.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645.48 : 9,966.60 = 2,751 : x
  2. Step 2: Convert to fraction form
    6,645.48/9,966.60 = 2,751/x
  3. Step 3: Cross multiply
    6,645.48x = 9,966.60 × 2,751
  4. Step 4: Simplify right side
    6,645.48x = 27,418,116.60
  5. Step 5: Solve for x
    x = 27,418,116.60/6,645.48
  6. Step 6: Final answer
    x = 4,125.83

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1.5x scale

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.