Home / 9,883.24-13,640.04-5,576.44

Finding the Fourth Proportional to 9,883.24, 13,640.04 and 5,576.44

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Solution

The fourth proportional to 9,883.24, 13,640.04 and 5,576.44 is: 7,696.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,883.24 : 13,640.04 = 5,576.44 : x
  2. Step 2: Convert to fraction form
    9,883.24/13,640.04 = 5,576.44/x
  3. Step 3: Cross multiply
    9,883.24x = 13,640.04 × 5,576.44
  4. Step 4: Simplify right side
    9,883.24x = 76,062,864.66
  5. Step 5: Solve for x
    x = 76,062,864.66/9,883.24
  6. Step 6: Final answer
    x = 7,696.15

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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.