Home / 9,350.64-12,903.75-5,371.92

Finding the Fourth Proportional to 9,350.64, 12,903.75 and 5,371.92

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Solution

The fourth proportional to 9,350.64, 12,903.75 and 5,371.92 is: 7,413.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350.64 : 12,903.75 = 5,371.92 : x
  2. Step 2: Convert to fraction form
    9,350.64/12,903.75 = 5,371.92/x
  3. Step 3: Cross multiply
    9,350.64x = 12,903.75 × 5,371.92
  4. Step 4: Simplify right side
    9,350.64x = 69,317,912.70
  5. Step 5: Solve for x
    x = 69,317,912.70/9,350.64
  6. Step 6: Final answer
    x = 7,413.17

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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.