Home / 2,213.42-3,314.05-2,071.26

Finding the Fourth Proportional to 2,213.42, 3,314.05 and 2,071.26

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Solution

The fourth proportional to 2,213.42, 3,314.05 and 2,071.26 is: 3,101.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.42 : 3,314.05 = 2,071.26 : x
  2. Step 2: Convert to fraction form
    2,213.42/3,314.05 = 2,071.26/x
  3. Step 3: Cross multiply
    2,213.42x = 3,314.05 × 2,071.26
  4. Step 4: Simplify right side
    2,213.42x = 6,864,254.02
  5. Step 5: Solve for x
    x = 6,864,254.02/2,213.42
  6. Step 6: Final answer
    x = 3,101.21

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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.