Home / 3,403.14-4,696.68-2,077.74

Finding the Fourth Proportional to 3,403.14, 4,696.68 and 2,077.74

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Solution

The fourth proportional to 3,403.14, 4,696.68 and 2,077.74 is: 2,867.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.14 : 4,696.68 = 2,077.74 : x
  2. Step 2: Convert to fraction form
    3,403.14/4,696.68 = 2,077.74/x
  3. Step 3: Cross multiply
    3,403.14x = 4,696.68 × 2,077.74
  4. Step 4: Simplify right side
    3,403.14x = 9,758,479.90
  5. Step 5: Solve for x
    x = 9,758,479.90/3,403.14
  6. Step 6: Final answer
    x = 2,867.49

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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.