Home / 4,265.93-6,394.75-2,186.90

Finding the Fourth Proportional to 4,265.93, 6,394.75 and 2,186.90

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Solution

The fourth proportional to 4,265.93, 6,394.75 and 2,186.90 is: 3,278.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.93 : 6,394.75 = 2,186.90 : x
  2. Step 2: Convert to fraction form
    4,265.93/6,394.75 = 2,186.90/x
  3. Step 3: Cross multiply
    4,265.93x = 6,394.75 × 2,186.90
  4. Step 4: Simplify right side
    4,265.93x = 13,984,665.31
  5. Step 5: Solve for x
    x = 13,984,665.31/4,265.93
  6. Step 6: Final answer
    x = 3,278.22

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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.