Home / 4,089.75-6,126.48-1,895.46

Finding the Fourth Proportional to 4,089.75, 6,126.48 and 1,895.46

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Solution

The fourth proportional to 4,089.75, 6,126.48 and 1,895.46 is: 2,839.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.75 : 6,126.48 = 1,895.46 : x
  2. Step 2: Convert to fraction form
    4,089.75/6,126.48 = 1,895.46/x
  3. Step 3: Cross multiply
    4,089.75x = 6,126.48 × 1,895.46
  4. Step 4: Simplify right side
    4,089.75x = 11,612,497.78
  5. Step 5: Solve for x
    x = 11,612,497.78/4,089.75
  6. Step 6: Final answer
    x = 2,839.42

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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.