Home / 7,384.40-11,072.91-2,452.31

Finding the Fourth Proportional to 7,384.40, 11,072.91 and 2,452.31

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Solution

The fourth proportional to 7,384.40, 11,072.91 and 2,452.31 is: 3,677.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.40 : 11,072.91 = 2,452.31 : x
  2. Step 2: Convert to fraction form
    7,384.40/11,072.91 = 2,452.31/x
  3. Step 3: Cross multiply
    7,384.40x = 11,072.91 × 2,452.31
  4. Step 4: Simplify right side
    7,384.40x = 27,154,258.67
  5. Step 5: Solve for x
    x = 27,154,258.67/7,384.40
  6. Step 6: Final answer
    x = 3,677.24

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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.