Home / 3,418.94-4,713.80-2,298.12

Finding the Fourth Proportional to 3,418.94, 4,713.80 and 2,298.12

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Solution

The fourth proportional to 3,418.94, 4,713.80 and 2,298.12 is: 3,168.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.94 : 4,713.80 = 2,298.12 : x
  2. Step 2: Convert to fraction form
    3,418.94/4,713.80 = 2,298.12/x
  3. Step 3: Cross multiply
    3,418.94x = 4,713.80 × 2,298.12
  4. Step 4: Simplify right side
    3,418.94x = 10,832,878.06
  5. Step 5: Solve for x
    x = 10,832,878.06/3,418.94
  6. Step 6: Final answer
    x = 3,168.49

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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.