Home / 3,925.08-5,416.91-2,247.02

Finding the Fourth Proportional to 3,925.08, 5,416.91 and 2,247.02

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Solution

The fourth proportional to 3,925.08, 5,416.91 and 2,247.02 is: 3,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.08 : 5,416.91 = 2,247.02 : x
  2. Step 2: Convert to fraction form
    3,925.08/5,416.91 = 2,247.02/x
  3. Step 3: Cross multiply
    3,925.08x = 5,416.91 × 2,247.02
  4. Step 4: Simplify right side
    3,925.08x = 12,171,883.64
  5. Step 5: Solve for x
    x = 12,171,883.64/3,925.08
  6. Step 6: Final answer
    x = 3,101.05

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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.