Home / 7,546.04-10,413.88-4,188.90

Finding the Fourth Proportional to 7,546.04, 10,413.88 and 4,188.90

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Solution

The fourth proportional to 7,546.04, 10,413.88 and 4,188.90 is: 5,780.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,546.04 : 10,413.88 = 4,188.90 : x
  2. Step 2: Convert to fraction form
    7,546.04/10,413.88 = 4,188.90/x
  3. Step 3: Cross multiply
    7,546.04x = 10,413.88 × 4,188.90
  4. Step 4: Simplify right side
    7,546.04x = 43,622,721.76
  5. Step 5: Solve for x
    x = 43,622,721.76/7,546.04
  6. Step 6: Final answer
    x = 5,780.87

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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.