Home / 8,055.61-12,082.43-2,212.67

Finding the Fourth Proportional to 8,055.61, 12,082.43 and 2,212.67

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Solution

The fourth proportional to 8,055.61, 12,082.43 and 2,212.67 is: 3,318.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.61 : 12,082.43 = 2,212.67 : x
  2. Step 2: Convert to fraction form
    8,055.61/12,082.43 = 2,212.67/x
  3. Step 3: Cross multiply
    8,055.61x = 12,082.43 × 2,212.67
  4. Step 4: Simplify right side
    8,055.61x = 26,734,466.13
  5. Step 5: Solve for x
    x = 26,734,466.13/8,055.61
  6. Step 6: Final answer
    x = 3,318.74

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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.