Home / 3,038.42-4,558.72-2,206.28

Finding the Fourth Proportional to 3,038.42, 4,558.72 and 2,206.28

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Solution

The fourth proportional to 3,038.42, 4,558.72 and 2,206.28 is: 3,310.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.42 : 4,558.72 = 2,206.28 : x
  2. Step 2: Convert to fraction form
    3,038.42/4,558.72 = 2,206.28/x
  3. Step 3: Cross multiply
    3,038.42x = 4,558.72 × 2,206.28
  4. Step 4: Simplify right side
    3,038.42x = 10,057,812.76
  5. Step 5: Solve for x
    x = 10,057,812.76/3,038.42
  6. Step 6: Final answer
    x = 3,310.21

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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.