Home / 8,088.15-12,136.41-4,192.59

Finding the Fourth Proportional to 8,088.15, 12,136.41 and 4,192.59

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Solution

The fourth proportional to 8,088.15, 12,136.41 and 4,192.59 is: 6,291.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.15 : 12,136.41 = 4,192.59 : x
  2. Step 2: Convert to fraction form
    8,088.15/12,136.41 = 4,192.59/x
  3. Step 3: Cross multiply
    8,088.15x = 12,136.41 × 4,192.59
  4. Step 4: Simplify right side
    8,088.15x = 50,882,991.20
  5. Step 5: Solve for x
    x = 50,882,991.20/8,088.15
  6. Step 6: Final answer
    x = 6,291.05

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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.