Home / 5,510.11-7,603.94-2,992.21

Finding the Fourth Proportional to 5,510.11, 7,603.94 and 2,992.21

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Solution

The fourth proportional to 5,510.11, 7,603.94 and 2,992.21 is: 4,129.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.11 : 7,603.94 = 2,992.21 : x
  2. Step 2: Convert to fraction form
    5,510.11/7,603.94 = 2,992.21/x
  3. Step 3: Cross multiply
    5,510.11x = 7,603.94 × 2,992.21
  4. Step 4: Simplify right side
    5,510.11x = 22,752,585.31
  5. Step 5: Solve for x
    x = 22,752,585.31/5,510.11
  6. Step 6: Final answer
    x = 4,129.24

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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.