Home / 8,011.80-12,017.43-3,626.19

Finding the Fourth Proportional to 8,011.80, 12,017.43 and 3,626.19

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Solution

The fourth proportional to 8,011.80, 12,017.43 and 3,626.19 is: 5,439.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.80 : 12,017.43 = 3,626.19 : x
  2. Step 2: Convert to fraction form
    8,011.80/12,017.43 = 3,626.19/x
  3. Step 3: Cross multiply
    8,011.80x = 12,017.43 × 3,626.19
  4. Step 4: Simplify right side
    8,011.80x = 43,577,484.49
  5. Step 5: Solve for x
    x = 43,577,484.49/8,011.80
  6. Step 6: Final answer
    x = 5,439.16

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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.