Home / 4,921.24-6,788.08-3,150.04

Finding the Fourth Proportional to 4,921.24, 6,788.08 and 3,150.04

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Solution

The fourth proportional to 4,921.24, 6,788.08 and 3,150.04 is: 4,344.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921.24 : 6,788.08 = 3,150.04 : x
  2. Step 2: Convert to fraction form
    4,921.24/6,788.08 = 3,150.04/x
  3. Step 3: Cross multiply
    4,921.24x = 6,788.08 × 3,150.04
  4. Step 4: Simplify right side
    4,921.24x = 21,382,723.52
  5. Step 5: Solve for x
    x = 21,382,723.52/4,921.24
  6. Step 6: Final answer
    x = 4,344.99

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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.