Home / 3,706.68-5,113.08-2,214.12

Finding the Fourth Proportional to 3,706.68, 5,113.08 and 2,214.12

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Solution

The fourth proportional to 3,706.68, 5,113.08 and 2,214.12 is: 3,054.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.68 : 5,113.08 = 2,214.12 : x
  2. Step 2: Convert to fraction form
    3,706.68/5,113.08 = 2,214.12/x
  3. Step 3: Cross multiply
    3,706.68x = 5,113.08 × 2,214.12
  4. Step 4: Simplify right side
    3,706.68x = 11,320,972.69
  5. Step 5: Solve for x
    x = 11,320,972.69/3,706.68
  6. Step 6: Final answer
    x = 3,054.21

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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.