Home / 3,341.84-5,012.76-2,111.12

Finding the Fourth Proportional to 3,341.84, 5,012.76 and 2,111.12

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Solution

The fourth proportional to 3,341.84, 5,012.76 and 2,111.12 is: 3,166.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.84 : 5,012.76 = 2,111.12 : x
  2. Step 2: Convert to fraction form
    3,341.84/5,012.76 = 2,111.12/x
  3. Step 3: Cross multiply
    3,341.84x = 5,012.76 × 2,111.12
  4. Step 4: Simplify right side
    3,341.84x = 10,582,537.89
  5. Step 5: Solve for x
    x = 10,582,537.89/3,341.84
  6. Step 6: Final answer
    x = 3,166.68

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Half scale
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Double scale
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Similar ratio
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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.