Home / 4,284.18-5,912.10-2,491.74

Finding the Fourth Proportional to 4,284.18, 5,912.10 and 2,491.74

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Solution

The fourth proportional to 4,284.18, 5,912.10 and 2,491.74 is: 3,438.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.18 : 5,912.10 = 2,491.74 : x
  2. Step 2: Convert to fraction form
    4,284.18/5,912.10 = 2,491.74/x
  3. Step 3: Cross multiply
    4,284.18x = 5,912.10 × 2,491.74
  4. Step 4: Simplify right side
    4,284.18x = 14,731,416.05
  5. Step 5: Solve for x
    x = 14,731,416.05/4,284.18
  6. Step 6: Final answer
    x = 3,438.56

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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.