Home / 4,085.81-6,123.04-2,134.11

Finding the Fourth Proportional to 4,085.81, 6,123.04 and 2,134.11

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Solution

The fourth proportional to 4,085.81, 6,123.04 and 2,134.11 is: 3,198.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.81 : 6,123.04 = 2,134.11 : x
  2. Step 2: Convert to fraction form
    4,085.81/6,123.04 = 2,134.11/x
  3. Step 3: Cross multiply
    4,085.81x = 6,123.04 × 2,134.11
  4. Step 4: Simplify right side
    4,085.81x = 13,067,270.52
  5. Step 5: Solve for x
    x = 13,067,270.52/4,085.81
  6. Step 6: Final answer
    x = 3,198.21

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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.