Home / 8,480.04-12,723.72-4,100.80

Finding the Fourth Proportional to 8,480.04, 12,723.72 and 4,100.80

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Solution

The fourth proportional to 8,480.04, 12,723.72 and 4,100.80 is: 6,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,480.04 : 12,723.72 = 4,100.80 : x
  2. Step 2: Convert to fraction form
    8,480.04/12,723.72 = 4,100.80/x
  3. Step 3: Cross multiply
    8,480.04x = 12,723.72 × 4,100.80
  4. Step 4: Simplify right side
    8,480.04x = 52,177,430.98
  5. Step 5: Solve for x
    x = 52,177,430.98/8,480.04
  6. Step 6: Final answer
    x = 6,152.97

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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.