Home / 8,074.23-12,111.35-2,230.84

Finding the Fourth Proportional to 8,074.23, 12,111.35 and 2,230.84

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Solution

The fourth proportional to 8,074.23, 12,111.35 and 2,230.84 is: 3,346.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074.23 : 12,111.35 = 2,230.84 : x
  2. Step 2: Convert to fraction form
    8,074.23/12,111.35 = 2,230.84/x
  3. Step 3: Cross multiply
    8,074.23x = 12,111.35 × 2,230.84
  4. Step 4: Simplify right side
    8,074.23x = 27,018,488.02
  5. Step 5: Solve for x
    x = 27,018,488.02/8,074.23
  6. Step 6: Final answer
    x = 3,346.26

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Double scale
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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.