Home / 5,027.25-6,937.27-2,789.05

Finding the Fourth Proportional to 5,027.25, 6,937.27 and 2,789.05

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Solution

The fourth proportional to 5,027.25, 6,937.27 and 2,789.05 is: 3,848.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.25 : 6,937.27 = 2,789.05 : x
  2. Step 2: Convert to fraction form
    5,027.25/6,937.27 = 2,789.05/x
  3. Step 3: Cross multiply
    5,027.25x = 6,937.27 × 2,789.05
  4. Step 4: Simplify right side
    5,027.25x = 19,348,389.43
  5. Step 5: Solve for x
    x = 19,348,389.43/5,027.25
  6. Step 6: Final answer
    x = 3,848.70

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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.