Home / 5,314.24-7,332.60-3,218.56

Finding the Fourth Proportional to 5,314.24, 7,332.60 and 3,218.56

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Solution

The fourth proportional to 5,314.24, 7,332.60 and 3,218.56 is: 4,440.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314.24 : 7,332.60 = 3,218.56 : x
  2. Step 2: Convert to fraction form
    5,314.24/7,332.60 = 3,218.56/x
  3. Step 3: Cross multiply
    5,314.24x = 7,332.60 × 3,218.56
  4. Step 4: Simplify right side
    5,314.24x = 23,600,413.06
  5. Step 5: Solve for x
    x = 23,600,413.06/5,314.24
  6. Step 6: Final answer
    x = 4,440.98

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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.