Home / 5,027.49-6,937.69-2,789.19

Finding the Fourth Proportional to 5,027.49, 6,937.69 and 2,789.19

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Solution

The fourth proportional to 5,027.49, 6,937.69 and 2,789.19 is: 3,848.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.49 : 6,937.69 = 2,789.19 : x
  2. Step 2: Convert to fraction form
    5,027.49/6,937.69 = 2,789.19/x
  3. Step 3: Cross multiply
    5,027.49x = 6,937.69 × 2,789.19
  4. Step 4: Simplify right side
    5,027.49x = 19,350,535.57
  5. Step 5: Solve for x
    x = 19,350,535.57/5,027.49
  6. Step 6: Final answer
    x = 3,848.95

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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.