Home / 3,520.16-4,858.08-2,028.24

Finding the Fourth Proportional to 3,520.16, 4,858.08 and 2,028.24

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Solution

The fourth proportional to 3,520.16, 4,858.08 and 2,028.24 is: 2,799.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.16 : 4,858.08 = 2,028.24 : x
  2. Step 2: Convert to fraction form
    3,520.16/4,858.08 = 2,028.24/x
  3. Step 3: Cross multiply
    3,520.16x = 4,858.08 × 2,028.24
  4. Step 4: Simplify right side
    3,520.16x = 9,853,352.18
  5. Step 5: Solve for x
    x = 9,853,352.18/3,520.16
  6. Step 6: Final answer
    x = 2,799.12

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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.