Home / 4,068.08-5,613.80-2,205.04

Finding the Fourth Proportional to 4,068.08, 5,613.80 and 2,205.04

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Solution

The fourth proportional to 4,068.08, 5,613.80 and 2,205.04 is: 3,042.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.08 : 5,613.80 = 2,205.04 : x
  2. Step 2: Convert to fraction form
    4,068.08/5,613.80 = 2,205.04/x
  3. Step 3: Cross multiply
    4,068.08x = 5,613.80 × 2,205.04
  4. Step 4: Simplify right side
    4,068.08x = 12,378,653.55
  5. Step 5: Solve for x
    x = 12,378,653.55/4,068.08
  6. Step 6: Final answer
    x = 3,042.87

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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.