Home / 4,514.06-6,772.44-1,917.20

Finding the Fourth Proportional to 4,514.06, 6,772.44 and 1,917.20

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Solution

The fourth proportional to 4,514.06, 6,772.44 and 1,917.20 is: 2,876.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,514.06 : 6,772.44 = 1,917.20 : x
  2. Step 2: Convert to fraction form
    4,514.06/6,772.44 = 1,917.20/x
  3. Step 3: Cross multiply
    4,514.06x = 6,772.44 × 1,917.20
  4. Step 4: Simplify right side
    4,514.06x = 12,984,146.09
  5. Step 5: Solve for x
    x = 12,984,146.09/4,514.06
  6. Step 6: Final answer
    x = 2,876.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.