Home / 3,551.46-4,899.96-2,038.92

Finding the Fourth Proportional to 3,551.46, 4,899.96 and 2,038.92

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Solution

The fourth proportional to 3,551.46, 4,899.96 and 2,038.92 is: 2,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.46 : 4,899.96 = 2,038.92 : x
  2. Step 2: Convert to fraction form
    3,551.46/4,899.96 = 2,038.92/x
  3. Step 3: Cross multiply
    3,551.46x = 4,899.96 × 2,038.92
  4. Step 4: Simplify right side
    3,551.46x = 9,990,626.44
  5. Step 5: Solve for x
    x = 9,990,626.44/3,551.46
  6. Step 6: Final answer
    x = 2,813.10

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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.