Home / 7,389.48-11,084.28-5,208

Finding the Fourth Proportional to 7,389.48, 11,084.28 and 5,208

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Solution

The fourth proportional to 7,389.48, 11,084.28 and 5,208 is: 7,812.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.48 : 11,084.28 = 5,208 : x
  2. Step 2: Convert to fraction form
    7,389.48/11,084.28 = 5,208/x
  3. Step 3: Cross multiply
    7,389.48x = 11,084.28 × 5,208
  4. Step 4: Simplify right side
    7,389.48x = 57,726,930.24
  5. Step 5: Solve for x
    x = 57,726,930.24/7,389.48
  6. Step 6: Final answer
    x = 7,812.04

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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.