Home / 2,206.34-3,045.03-1,274.66

Finding the Fourth Proportional to 2,206.34, 3,045.03 and 1,274.66

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Solution

The fourth proportional to 2,206.34, 3,045.03 and 1,274.66 is: 1,759.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.34 : 3,045.03 = 1,274.66 : x
  2. Step 2: Convert to fraction form
    2,206.34/3,045.03 = 1,274.66/x
  3. Step 3: Cross multiply
    2,206.34x = 3,045.03 × 1,274.66
  4. Step 4: Simplify right side
    2,206.34x = 3,881,377.94
  5. Step 5: Solve for x
    x = 3,881,377.94/2,206.34
  6. Step 6: Final answer
    x = 1,759.19

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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.