Home / 9,872.24-13,623.45-5,396.01

Finding the Fourth Proportional to 9,872.24, 13,623.45 and 5,396.01

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Solution

The fourth proportional to 9,872.24, 13,623.45 and 5,396.01 is: 7,446.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872.24 : 13,623.45 = 5,396.01 : x
  2. Step 2: Convert to fraction form
    9,872.24/13,623.45 = 5,396.01/x
  3. Step 3: Cross multiply
    9,872.24x = 13,623.45 × 5,396.01
  4. Step 4: Simplify right side
    9,872.24x = 73,512,272.43
  5. Step 5: Solve for x
    x = 73,512,272.43/9,872.24
  6. Step 6: Final answer
    x = 7,446.37

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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.