Home / 3,375.12-4,656.84-2,196.24

Finding the Fourth Proportional to 3,375.12, 4,656.84 and 2,196.24

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Solution

The fourth proportional to 3,375.12, 4,656.84 and 2,196.24 is: 3,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.12 : 4,656.84 = 2,196.24 : x
  2. Step 2: Convert to fraction form
    3,375.12/4,656.84 = 2,196.24/x
  3. Step 3: Cross multiply
    3,375.12x = 4,656.84 × 2,196.24
  4. Step 4: Simplify right side
    3,375.12x = 10,227,538.28
  5. Step 5: Solve for x
    x = 10,227,538.28/3,375.12
  6. Step 6: Final answer
    x = 3,030.27

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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.