Home / 2,175.17-3,262.10-942.27

Finding the Fourth Proportional to 2,175.17, 3,262.10 and 942.27

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Solution

The fourth proportional to 2,175.17, 3,262.10 and 942.27 is: 1,413.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175.17 : 3,262.10 = 942.27 : x
  2. Step 2: Convert to fraction form
    2,175.17/3,262.10 = 942.27/x
  3. Step 3: Cross multiply
    2,175.17x = 3,262.10 × 942.27
  4. Step 4: Simplify right side
    2,175.17x = 3,073,774.26
  5. Step 5: Solve for x
    x = 3,073,774.26/2,175.17
  6. Step 6: Final answer
    x = 1,413.12

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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.