Home / 9,863.28-13,610.43-5,671.26

Finding the Fourth Proportional to 9,863.28, 13,610.43 and 5,671.26

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Solution

The fourth proportional to 9,863.28, 13,610.43 and 5,671.26 is: 7,825.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,863.28 : 13,610.43 = 5,671.26 : x
  2. Step 2: Convert to fraction form
    9,863.28/13,610.43 = 5,671.26/x
  3. Step 3: Cross multiply
    9,863.28x = 13,610.43 × 5,671.26
  4. Step 4: Simplify right side
    9,863.28x = 77,188,287.24
  5. Step 5: Solve for x
    x = 77,188,287.24/9,863.28
  6. Step 6: Final answer
    x = 7,825.82

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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.