Home / 4,272.08-5,894.09-2,680.13

Finding the Fourth Proportional to 4,272.08, 5,894.09 and 2,680.13

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Solution

The fourth proportional to 4,272.08, 5,894.09 and 2,680.13 is: 3,697.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.08 : 5,894.09 = 2,680.13 : x
  2. Step 2: Convert to fraction form
    4,272.08/5,894.09 = 2,680.13/x
  3. Step 3: Cross multiply
    4,272.08x = 5,894.09 × 2,680.13
  4. Step 4: Simplify right side
    4,272.08x = 15,796,928.77
  5. Step 5: Solve for x
    x = 15,796,928.77/4,272.08
  6. Step 6: Final answer
    x = 3,697.71

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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.