Home / 4,268.31-5,890.56-2,380.35

Finding the Fourth Proportional to 4,268.31, 5,890.56 and 2,380.35

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Solution

The fourth proportional to 4,268.31, 5,890.56 and 2,380.35 is: 3,285.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.31 : 5,890.56 = 2,380.35 : x
  2. Step 2: Convert to fraction form
    4,268.31/5,890.56 = 2,380.35/x
  3. Step 3: Cross multiply
    4,268.31x = 5,890.56 × 2,380.35
  4. Step 4: Simplify right side
    4,268.31x = 14,021,594.50
  5. Step 5: Solve for x
    x = 14,021,594.50/4,268.31
  6. Step 6: Final answer
    x = 3,285.05

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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.