Home / 8,957.03-13,439.42-3,412.04

Finding the Fourth Proportional to 8,957.03, 13,439.42 and 3,412.04

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Solution

The fourth proportional to 8,957.03, 13,439.42 and 3,412.04 is: 5,119.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,957.03 : 13,439.42 = 3,412.04 : x
  2. Step 2: Convert to fraction form
    8,957.03/13,439.42 = 3,412.04/x
  3. Step 3: Cross multiply
    8,957.03x = 13,439.42 × 3,412.04
  4. Step 4: Simplify right side
    8,957.03x = 45,855,821.56
  5. Step 5: Solve for x
    x = 45,855,821.56/8,957.03
  6. Step 6: Final answer
    x = 5,119.53

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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.