Home / 4,268.07-6,403.10-1,346.30

Finding the Fourth Proportional to 4,268.07, 6,403.10 and 1,346.30

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Solution

The fourth proportional to 4,268.07, 6,403.10 and 1,346.30 is: 2,019.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.07 : 6,403.10 = 1,346.30 : x
  2. Step 2: Convert to fraction form
    4,268.07/6,403.10 = 1,346.30/x
  3. Step 3: Cross multiply
    4,268.07x = 6,403.10 × 1,346.30
  4. Step 4: Simplify right side
    4,268.07x = 8,620,454.78
  5. Step 5: Solve for x
    x = 8,620,454.78/4,268.07
  6. Step 6: Final answer
    x = 2,019.75

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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.