Home / 3,326.24-4,987.91-1,765.90

Finding the Fourth Proportional to 3,326.24, 4,987.91 and 1,765.90

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Solution

The fourth proportional to 3,326.24, 4,987.91 and 1,765.90 is: 2,648.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.24 : 4,987.91 = 1,765.90 : x
  2. Step 2: Convert to fraction form
    3,326.24/4,987.91 = 1,765.90/x
  3. Step 3: Cross multiply
    3,326.24x = 4,987.91 × 1,765.90
  4. Step 4: Simplify right side
    3,326.24x = 8,808,135.59
  5. Step 5: Solve for x
    x = 8,808,135.59/3,326.24
  6. Step 6: Final answer
    x = 2,648.08

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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.