Home / 4,917.12-6,784.02-3,027.66

Finding the Fourth Proportional to 4,917.12, 6,784.02 and 3,027.66

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Solution

The fourth proportional to 4,917.12, 6,784.02 and 3,027.66 is: 4,177.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.12 : 6,784.02 = 3,027.66 : x
  2. Step 2: Convert to fraction form
    4,917.12/6,784.02 = 3,027.66/x
  3. Step 3: Cross multiply
    4,917.12x = 6,784.02 × 3,027.66
  4. Step 4: Simplify right side
    4,917.12x = 20,539,705.99
  5. Step 5: Solve for x
    x = 20,539,705.99/4,917.12
  6. Step 6: Final answer
    x = 4,177.18

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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.