Home / 4,081.42-5,633.48-3,804.40

Finding the Fourth Proportional to 4,081.42, 5,633.48 and 3,804.40

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Solution

The fourth proportional to 4,081.42, 5,633.48 and 3,804.40 is: 5,251.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.42 : 5,633.48 = 3,804.40 : x
  2. Step 2: Convert to fraction form
    4,081.42/5,633.48 = 3,804.40/x
  3. Step 3: Cross multiply
    4,081.42x = 5,633.48 × 3,804.40
  4. Step 4: Simplify right side
    4,081.42x = 21,432,011.31
  5. Step 5: Solve for x
    x = 21,432,011.31/4,081.42
  6. Step 6: Final answer
    x = 5,251.12

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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.