Home / 7,541.41-11,319.71-6,669.65

Finding the Fourth Proportional to 7,541.41, 11,319.71 and 6,669.65

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Solution

The fourth proportional to 7,541.41, 11,319.71 and 6,669.65 is: 10,011.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.41 : 11,319.71 = 6,669.65 : x
  2. Step 2: Convert to fraction form
    7,541.41/11,319.71 = 6,669.65/x
  3. Step 3: Cross multiply
    7,541.41x = 11,319.71 × 6,669.65
  4. Step 4: Simplify right side
    7,541.41x = 75,498,413.85
  5. Step 5: Solve for x
    x = 75,498,413.85/7,541.41
  6. Step 6: Final answer
    x = 10,011.19

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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.