Home / 3,611.20-4,984.32-2,354.08

Finding the Fourth Proportional to 3,611.20, 4,984.32 and 2,354.08

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Solution

The fourth proportional to 3,611.20, 4,984.32 and 2,354.08 is: 3,249.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.20 : 4,984.32 = 2,354.08 : x
  2. Step 2: Convert to fraction form
    3,611.20/4,984.32 = 2,354.08/x
  3. Step 3: Cross multiply
    3,611.20x = 4,984.32 × 2,354.08
  4. Step 4: Simplify right side
    3,611.20x = 11,733,488.03
  5. Step 5: Solve for x
    x = 11,733,488.03/3,611.20
  6. Step 6: Final answer
    x = 3,249.19

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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.