Home / 7,108.04-10,662.38-2,177.32

Finding the Fourth Proportional to 7,108.04, 10,662.38 and 2,177.32

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Solution

The fourth proportional to 7,108.04, 10,662.38 and 2,177.32 is: 3,266.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.04 : 10,662.38 = 2,177.32 : x
  2. Step 2: Convert to fraction form
    7,108.04/10,662.38 = 2,177.32/x
  3. Step 3: Cross multiply
    7,108.04x = 10,662.38 × 2,177.32
  4. Step 4: Simplify right side
    7,108.04x = 23,215,413.22
  5. Step 5: Solve for x
    x = 23,215,413.22/7,108.04
  6. Step 6: Final answer
    x = 3,266.08

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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.