Home / 2,708.34-3,733.95-2,071.38

Finding the Fourth Proportional to 2,708.34, 3,733.95 and 2,071.38

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Solution

The fourth proportional to 2,708.34, 3,733.95 and 2,071.38 is: 2,855.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.34 : 3,733.95 = 2,071.38 : x
  2. Step 2: Convert to fraction form
    2,708.34/3,733.95 = 2,071.38/x
  3. Step 3: Cross multiply
    2,708.34x = 3,733.95 × 2,071.38
  4. Step 4: Simplify right side
    2,708.34x = 7,734,429.35
  5. Step 5: Solve for x
    x = 7,734,429.35/2,708.34
  6. Step 6: Final answer
    x = 2,855.78

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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.