Home / 3,518.56-4,853.77-2,854.26

Finding the Fourth Proportional to 3,518.56, 4,853.77 and 2,854.26

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Solution

The fourth proportional to 3,518.56, 4,853.77 and 2,854.26 is: 3,937.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.56 : 4,853.77 = 2,854.26 : x
  2. Step 2: Convert to fraction form
    3,518.56/4,853.77 = 2,854.26/x
  3. Step 3: Cross multiply
    3,518.56x = 4,853.77 × 2,854.26
  4. Step 4: Simplify right side
    3,518.56x = 13,853,944.13
  5. Step 5: Solve for x
    x = 13,853,944.13/3,518.56
  6. Step 6: Final answer
    x = 3,937.39

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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.