Home / 4,426.85-6,640.58-2,491.36

Finding the Fourth Proportional to 4,426.85, 6,640.58 and 2,491.36

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Solution

The fourth proportional to 4,426.85, 6,640.58 and 2,491.36 is: 3,737.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.85 : 6,640.58 = 2,491.36 : x
  2. Step 2: Convert to fraction form
    4,426.85/6,640.58 = 2,491.36/x
  3. Step 3: Cross multiply
    4,426.85x = 6,640.58 × 2,491.36
  4. Step 4: Simplify right side
    4,426.85x = 16,544,065.02
  5. Step 5: Solve for x
    x = 16,544,065.02/4,426.85
  6. Step 6: Final answer
    x = 3,737.21

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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.