Home / 5,027.68-6,937.64-2,789.00

Finding the Fourth Proportional to 5,027.68, 6,937.64 and 2,789.00

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Solution

The fourth proportional to 5,027.68, 6,937.64 and 2,789.00 is: 3,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.68 : 6,937.64 = 2,789.00 : x
  2. Step 2: Convert to fraction form
    5,027.68/6,937.64 = 2,789.00/x
  3. Step 3: Cross multiply
    5,027.68x = 6,937.64 × 2,789.00
  4. Step 4: Simplify right side
    5,027.68x = 19,349,029.33
  5. Step 5: Solve for x
    x = 19,349,029.33/5,027.68
  6. Step 6: Final answer
    x = 3,848.50

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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.