Home / 8,210.92-12,316.44-3,016.80

Finding the Fourth Proportional to 8,210.92, 12,316.44 and 3,016.80

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Solution

The fourth proportional to 8,210.92, 12,316.44 and 3,016.80 is: 4,525.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.92 : 12,316.44 = 3,016.80 : x
  2. Step 2: Convert to fraction form
    8,210.92/12,316.44 = 3,016.80/x
  3. Step 3: Cross multiply
    8,210.92x = 12,316.44 × 3,016.80
  4. Step 4: Simplify right side
    8,210.92x = 37,156,236.19
  5. Step 5: Solve for x
    x = 37,156,236.19/8,210.92
  6. Step 6: Final answer
    x = 4,525.22

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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.