Home / 5,165.24-7,124.22-3,176.82

Finding the Fourth Proportional to 5,165.24, 7,124.22 and 3,176.82

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Solution

The fourth proportional to 5,165.24, 7,124.22 and 3,176.82 is: 4,381.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.24 : 7,124.22 = 3,176.82 : x
  2. Step 2: Convert to fraction form
    5,165.24/7,124.22 = 3,176.82/x
  3. Step 3: Cross multiply
    5,165.24x = 7,124.22 × 3,176.82
  4. Step 4: Simplify right side
    5,165.24x = 22,632,364.58
  5. Step 5: Solve for x
    x = 22,632,364.58/5,165.24
  6. Step 6: Final answer
    x = 4,381.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.