Home / 7,444.89-10,273.36-4,087.70

Finding the Fourth Proportional to 7,444.89, 10,273.36 and 4,087.70

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Solution

The fourth proportional to 7,444.89, 10,273.36 and 4,087.70 is: 5,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.89 : 10,273.36 = 4,087.70 : x
  2. Step 2: Convert to fraction form
    7,444.89/10,273.36 = 4,087.70/x
  3. Step 3: Cross multiply
    7,444.89x = 10,273.36 × 4,087.70
  4. Step 4: Simplify right side
    7,444.89x = 41,994,413.67
  5. Step 5: Solve for x
    x = 41,994,413.67/7,444.89
  6. Step 6: Final answer
    x = 5,640.70

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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.