Home / 7,376.96-10,174.92-4,727.72

Finding the Fourth Proportional to 7,376.96, 10,174.92 and 4,727.72

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Solution

The fourth proportional to 7,376.96, 10,174.92 and 4,727.72 is: 6,520.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.96 : 10,174.92 = 4,727.72 : x
  2. Step 2: Convert to fraction form
    7,376.96/10,174.92 = 4,727.72/x
  3. Step 3: Cross multiply
    7,376.96x = 10,174.92 × 4,727.72
  4. Step 4: Simplify right side
    7,376.96x = 48,104,172.78
  5. Step 5: Solve for x
    x = 48,104,172.78/7,376.96
  6. Step 6: Final answer
    x = 6,520.87

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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.