Home / 5,268.12-7,902.18-2,309.46

Finding the Fourth Proportional to 5,268.12, 7,902.18 and 2,309.46

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Solution

The fourth proportional to 5,268.12, 7,902.18 and 2,309.46 is: 3,464.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.12 : 7,902.18 = 2,309.46 : x
  2. Step 2: Convert to fraction form
    5,268.12/7,902.18 = 2,309.46/x
  3. Step 3: Cross multiply
    5,268.12x = 7,902.18 × 2,309.46
  4. Step 4: Simplify right side
    5,268.12x = 18,249,768.62
  5. Step 5: Solve for x
    x = 18,249,768.62/5,268.12
  6. Step 6: Final answer
    x = 3,464.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.