Home / 6,959.23-10,438.89-1,765.11

Finding the Fourth Proportional to 6,959.23, 10,438.89 and 1,765.11

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Solution

The fourth proportional to 6,959.23, 10,438.89 and 1,765.11 is: 2,647.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959.23 : 10,438.89 = 1,765.11 : x
  2. Step 2: Convert to fraction form
    6,959.23/10,438.89 = 1,765.11/x
  3. Step 3: Cross multiply
    6,959.23x = 10,438.89 × 1,765.11
  4. Step 4: Simplify right side
    6,959.23x = 18,425,789.13
  5. Step 5: Solve for x
    x = 18,425,789.13/6,959.23
  6. Step 6: Final answer
    x = 2,647.68

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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.