Home / 4,540.12-6,805.59-1,765.06

Finding the Fourth Proportional to 4,540.12, 6,805.59 and 1,765.06

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Solution

The fourth proportional to 4,540.12, 6,805.59 and 1,765.06 is: 2,645.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.12 : 6,805.59 = 1,765.06 : x
  2. Step 2: Convert to fraction form
    4,540.12/6,805.59 = 1,765.06/x
  3. Step 3: Cross multiply
    4,540.12x = 6,805.59 × 1,765.06
  4. Step 4: Simplify right side
    4,540.12x = 12,012,274.69
  5. Step 5: Solve for x
    x = 12,012,274.69/4,540.12
  6. Step 6: Final answer
    x = 2,645.81

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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.