Home / 9,175.18-13,754.31-3,330.22

Finding the Fourth Proportional to 9,175.18, 13,754.31 and 3,330.22

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Solution

The fourth proportional to 9,175.18, 13,754.31 and 3,330.22 is: 4,992.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175.18 : 13,754.31 = 3,330.22 : x
  2. Step 2: Convert to fraction form
    9,175.18/13,754.31 = 3,330.22/x
  3. Step 3: Cross multiply
    9,175.18x = 13,754.31 × 3,330.22
  4. Step 4: Simplify right side
    9,175.18x = 45,804,878.25
  5. Step 5: Solve for x
    x = 45,804,878.25/9,175.18
  6. Step 6: Final answer
    x = 4,992.26

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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.