Home / 3,094.91-4,640.48-1,218.55

Finding the Fourth Proportional to 3,094.91, 4,640.48 and 1,218.55

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Solution

The fourth proportional to 3,094.91, 4,640.48 and 1,218.55 is: 1,827.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,094.91 : 4,640.48 = 1,218.55 : x
  2. Step 2: Convert to fraction form
    3,094.91/4,640.48 = 1,218.55/x
  3. Step 3: Cross multiply
    3,094.91x = 4,640.48 × 1,218.55
  4. Step 4: Simplify right side
    3,094.91x = 5,654,656.90
  5. Step 5: Solve for x
    x = 5,654,656.90/3,094.91
  6. Step 6: Final answer
    x = 1,827.08

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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.