Home / 4,219.44-6,331.49-1,586.82

Finding the Fourth Proportional to 4,219.44, 6,331.49 and 1,586.82

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Solution

The fourth proportional to 4,219.44, 6,331.49 and 1,586.82 is: 2,381.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.44 : 6,331.49 = 1,586.82 : x
  2. Step 2: Convert to fraction form
    4,219.44/6,331.49 = 1,586.82/x
  3. Step 3: Cross multiply
    4,219.44x = 6,331.49 × 1,586.82
  4. Step 4: Simplify right side
    4,219.44x = 10,046,934.96
  5. Step 5: Solve for x
    x = 10,046,934.96/4,219.44
  6. Step 6: Final answer
    x = 2,381.11

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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.