Home / 2,241.53-3,342.56-2,085.70

Finding the Fourth Proportional to 2,241.53, 3,342.56 and 2,085.70

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Solution

The fourth proportional to 2,241.53, 3,342.56 and 2,085.70 is: 3,110.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.53 : 3,342.56 = 2,085.70 : x
  2. Step 2: Convert to fraction form
    2,241.53/3,342.56 = 2,085.70/x
  3. Step 3: Cross multiply
    2,241.53x = 3,342.56 × 2,085.70
  4. Step 4: Simplify right side
    2,241.53x = 6,971,577.39
  5. Step 5: Solve for x
    x = 6,971,577.39/2,241.53
  6. Step 6: Final answer
    x = 3,110.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.