Home / 4,070.35-5,617.19-2,277.77

Finding the Fourth Proportional to 4,070.35, 5,617.19 and 2,277.77

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Solution

The fourth proportional to 4,070.35, 5,617.19 and 2,277.77 is: 3,143.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.35 : 5,617.19 = 2,277.77 : x
  2. Step 2: Convert to fraction form
    4,070.35/5,617.19 = 2,277.77/x
  3. Step 3: Cross multiply
    4,070.35x = 5,617.19 × 2,277.77
  4. Step 4: Simplify right side
    4,070.35x = 12,794,685.46
  5. Step 5: Solve for x
    x = 12,794,685.46/4,070.35
  6. Step 6: Final answer
    x = 3,143.38

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Half scale
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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.