Home / 4,268.32-5,890.80-2,405.92

Finding the Fourth Proportional to 4,268.32, 5,890.80 and 2,405.92

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Solution

The fourth proportional to 4,268.32, 5,890.80 and 2,405.92 is: 3,320.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.32 : 5,890.80 = 2,405.92 : x
  2. Step 2: Convert to fraction form
    4,268.32/5,890.80 = 2,405.92/x
  3. Step 3: Cross multiply
    4,268.32x = 5,890.80 × 2,405.92
  4. Step 4: Simplify right side
    4,268.32x = 14,172,793.54
  5. Step 5: Solve for x
    x = 14,172,793.54/4,268.32
  6. Step 6: Final answer
    x = 3,320.46

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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.