Home / 8,176.03-12,236.70-7,188.24

Finding the Fourth Proportional to 8,176.03, 12,236.70 and 7,188.24

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Solution

The fourth proportional to 8,176.03, 12,236.70 and 7,188.24 is: 10,758.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.03 : 12,236.70 = 7,188.24 : x
  2. Step 2: Convert to fraction form
    8,176.03/12,236.70 = 7,188.24/x
  3. Step 3: Cross multiply
    8,176.03x = 12,236.70 × 7,188.24
  4. Step 4: Simplify right side
    8,176.03x = 87,960,336.41
  5. Step 5: Solve for x
    x = 87,960,336.41/8,176.03
  6. Step 6: Final answer
    x = 10,758.32

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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.