Home / 5,027.28-6,937.49-2,789.19

Finding the Fourth Proportional to 5,027.28, 6,937.49 and 2,789.19

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Solution

The fourth proportional to 5,027.28, 6,937.49 and 2,789.19 is: 3,848.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.28 : 6,937.49 = 2,789.19 : x
  2. Step 2: Convert to fraction form
    5,027.28/6,937.49 = 2,789.19/x
  3. Step 3: Cross multiply
    5,027.28x = 6,937.49 × 2,789.19
  4. Step 4: Simplify right side
    5,027.28x = 19,349,963.79
  5. Step 5: Solve for x
    x = 19,349,963.79/5,027.28
  6. Step 6: Final answer
    x = 3,848.99

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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.