Home / 8,088.68-12,134.84-4,192.17

Finding the Fourth Proportional to 8,088.68, 12,134.84 and 4,192.17

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Solution

The fourth proportional to 8,088.68, 12,134.84 and 4,192.17 is: 6,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.68 : 12,134.84 = 4,192.17 : x
  2. Step 2: Convert to fraction form
    8,088.68/12,134.84 = 4,192.17/x
  3. Step 3: Cross multiply
    8,088.68x = 12,134.84 × 4,192.17
  4. Step 4: Simplify right side
    8,088.68x = 50,871,291.24
  5. Step 5: Solve for x
    x = 50,871,291.24/8,088.68
  6. Step 6: Final answer
    x = 6,289.20

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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.