Home / 6,413.28-9,614.40-2,516.76

Finding the Fourth Proportional to 6,413.28, 9,614.40 and 2,516.76

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Solution

The fourth proportional to 6,413.28, 9,614.40 and 2,516.76 is: 3,772.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.28 : 9,614.40 = 2,516.76 : x
  2. Step 2: Convert to fraction form
    6,413.28/9,614.40 = 2,516.76/x
  3. Step 3: Cross multiply
    6,413.28x = 9,614.40 × 2,516.76
  4. Step 4: Simplify right side
    6,413.28x = 24,197,137.34
  5. Step 5: Solve for x
    x = 24,197,137.34/6,413.28
  6. Step 6: Final answer
    x = 3,772.97

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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.