Home / 3,518.06-4,857.13-2,259.62

Finding the Fourth Proportional to 3,518.06, 4,857.13 and 2,259.62

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Solution

The fourth proportional to 3,518.06, 4,857.13 and 2,259.62 is: 3,119.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.06 : 4,857.13 = 2,259.62 : x
  2. Step 2: Convert to fraction form
    3,518.06/4,857.13 = 2,259.62/x
  3. Step 3: Cross multiply
    3,518.06x = 4,857.13 × 2,259.62
  4. Step 4: Simplify right side
    3,518.06x = 10,975,268.09
  5. Step 5: Solve for x
    x = 10,975,268.09/3,518.06
  6. Step 6: Final answer
    x = 3,119.70

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Half scale
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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.