Home / 11,239.24-15,515.40-6,522.62

Finding the Fourth Proportional to 11,239.24, 15,515.40 and 6,522.62

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Solution

The fourth proportional to 11,239.24, 15,515.40 and 6,522.62 is: 9,004.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.24 : 15,515.40 = 6,522.62 : x
  2. Step 2: Convert to fraction form
    11,239.24/15,515.40 = 6,522.62/x
  3. Step 3: Cross multiply
    11,239.24x = 15,515.40 × 6,522.62
  4. Step 4: Simplify right side
    11,239.24x = 101,201,058.35
  5. Step 5: Solve for x
    x = 101,201,058.35/11,239.24
  6. Step 6: Final answer
    x = 9,004.26

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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.