Home / 3,017.93-4,166.10-2,272.12

Finding the Fourth Proportional to 3,017.93, 4,166.10 and 2,272.12

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Solution

The fourth proportional to 3,017.93, 4,166.10 and 2,272.12 is: 3,136.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.93 : 4,166.10 = 2,272.12 : x
  2. Step 2: Convert to fraction form
    3,017.93/4,166.10 = 2,272.12/x
  3. Step 3: Cross multiply
    3,017.93x = 4,166.10 × 2,272.12
  4. Step 4: Simplify right side
    3,017.93x = 9,465,868.72
  5. Step 5: Solve for x
    x = 9,465,868.72/3,017.93
  6. Step 6: Final answer
    x = 3,136.55

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Half scale
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Double 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.