Home / 4,298.39-5,934.37-2,808.80

Finding the Fourth Proportional to 4,298.39, 5,934.37 and 2,808.80

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Solution

The fourth proportional to 4,298.39, 5,934.37 and 2,808.80 is: 3,877.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.39 : 5,934.37 = 2,808.80 : x
  2. Step 2: Convert to fraction form
    4,298.39/5,934.37 = 2,808.80/x
  3. Step 3: Cross multiply
    4,298.39x = 5,934.37 × 2,808.80
  4. Step 4: Simplify right side
    4,298.39x = 16,668,490.56
  5. Step 5: Solve for x
    x = 16,668,490.56/4,298.39
  6. Step 6: Final answer
    x = 3,877.84

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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.