Home / 10,132.07-13,982.13-5,883.12

Finding the Fourth Proportional to 10,132.07, 13,982.13 and 5,883.12

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Solution

The fourth proportional to 10,132.07, 13,982.13 and 5,883.12 is: 8,118.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132.07 : 13,982.13 = 5,883.12 : x
  2. Step 2: Convert to fraction form
    10,132.07/13,982.13 = 5,883.12/x
  3. Step 3: Cross multiply
    10,132.07x = 13,982.13 × 5,883.12
  4. Step 4: Simplify right side
    10,132.07x = 82,258,548.65
  5. Step 5: Solve for x
    x = 82,258,548.65/10,132.07
  6. Step 6: Final answer
    x = 8,118.64

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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.