Home / 7,066.06-9,751.28-3,922.46

Finding the Fourth Proportional to 7,066.06, 9,751.28 and 3,922.46

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Solution

The fourth proportional to 7,066.06, 9,751.28 and 3,922.46 is: 5,413.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,066.06 : 9,751.28 = 3,922.46 : x
  2. Step 2: Convert to fraction form
    7,066.06/9,751.28 = 3,922.46/x
  3. Step 3: Cross multiply
    7,066.06x = 9,751.28 × 3,922.46
  4. Step 4: Simplify right side
    7,066.06x = 38,249,005.75
  5. Step 5: Solve for x
    x = 38,249,005.75/7,066.06
  6. Step 6: Final answer
    x = 5,413.06

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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.