Home / 7,401.48-11,096.73-4,479.09

Finding the Fourth Proportional to 7,401.48, 11,096.73 and 4,479.09

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Solution

The fourth proportional to 7,401.48, 11,096.73 and 4,479.09 is: 6,715.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401.48 : 11,096.73 = 4,479.09 : x
  2. Step 2: Convert to fraction form
    7,401.48/11,096.73 = 4,479.09/x
  3. Step 3: Cross multiply
    7,401.48x = 11,096.73 × 4,479.09
  4. Step 4: Simplify right side
    7,401.48x = 49,703,252.38
  5. Step 5: Solve for x
    x = 49,703,252.38/7,401.48
  6. Step 6: Final answer
    x = 6,715.31

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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.