Home / 6,765.29-10,147.82-2,606.20

Finding the Fourth Proportional to 6,765.29, 10,147.82 and 2,606.20

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Solution

The fourth proportional to 6,765.29, 10,147.82 and 2,606.20 is: 3,909.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.29 : 10,147.82 = 2,606.20 : x
  2. Step 2: Convert to fraction form
    6,765.29/10,147.82 = 2,606.20/x
  3. Step 3: Cross multiply
    6,765.29x = 10,147.82 × 2,606.20
  4. Step 4: Simplify right side
    6,765.29x = 26,447,235.45
  5. Step 5: Solve for x
    x = 26,447,235.45/6,765.29
  6. Step 6: Final answer
    x = 3,909.25

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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.