Home / 9,422.31-14,120.26-7,080.81

Finding the Fourth Proportional to 9,422.31, 14,120.26 and 7,080.81

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Solution

The fourth proportional to 9,422.31, 14,120.26 and 7,080.81 is: 10,611.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.31 : 14,120.26 = 7,080.81 : x
  2. Step 2: Convert to fraction form
    9,422.31/14,120.26 = 7,080.81/x
  3. Step 3: Cross multiply
    9,422.31x = 14,120.26 × 7,080.81
  4. Step 4: Simplify right side
    9,422.31x = 99,982,878.21
  5. Step 5: Solve for x
    x = 99,982,878.21/9,422.31
  6. Step 6: Final answer
    x = 10,611.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.