Home / 4,278.16-6,413.44-1,503.12

Finding the Fourth Proportional to 4,278.16, 6,413.44 and 1,503.12

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Solution

The fourth proportional to 4,278.16, 6,413.44 and 1,503.12 is: 2,253.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.16 : 6,413.44 = 1,503.12 : x
  2. Step 2: Convert to fraction form
    4,278.16/6,413.44 = 1,503.12/x
  3. Step 3: Cross multiply
    4,278.16x = 6,413.44 × 1,503.12
  4. Step 4: Simplify right side
    4,278.16x = 9,640,169.93
  5. Step 5: Solve for x
    x = 9,640,169.93/4,278.16
  6. Step 6: Final answer
    x = 2,253.34

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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.