Home / 3,073.01-4,240.76-1,894.05

Finding the Fourth Proportional to 3,073.01, 4,240.76 and 1,894.05

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Solution

The fourth proportional to 3,073.01, 4,240.76 and 1,894.05 is: 2,613.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.01 : 4,240.76 = 1,894.05 : x
  2. Step 2: Convert to fraction form
    3,073.01/4,240.76 = 1,894.05/x
  3. Step 3: Cross multiply
    3,073.01x = 4,240.76 × 1,894.05
  4. Step 4: Simplify right side
    3,073.01x = 8,032,202.01
  5. Step 5: Solve for x
    x = 8,032,202.01/3,073.01
  6. Step 6: Final answer
    x = 2,613.79

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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.