Home / 3,317.88-4,575.72-2,618.04

Finding the Fourth Proportional to 3,317.88, 4,575.72 and 2,618.04

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Solution

The fourth proportional to 3,317.88, 4,575.72 and 2,618.04 is: 3,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.88 : 4,575.72 = 2,618.04 : x
  2. Step 2: Convert to fraction form
    3,317.88/4,575.72 = 2,618.04/x
  3. Step 3: Cross multiply
    3,317.88x = 4,575.72 × 2,618.04
  4. Step 4: Simplify right side
    3,317.88x = 11,979,417.99
  5. Step 5: Solve for x
    x = 11,979,417.99/3,317.88
  6. Step 6: Final answer
    x = 3,610.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.