Home / 9,821.20-13,545.47-6,944.84

Finding the Fourth Proportional to 9,821.20, 13,545.47 and 6,944.84

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Solution

The fourth proportional to 9,821.20, 13,545.47 and 6,944.84 is: 9,578.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821.20 : 13,545.47 = 6,944.84 : x
  2. Step 2: Convert to fraction form
    9,821.20/13,545.47 = 6,944.84/x
  3. Step 3: Cross multiply
    9,821.20x = 13,545.47 × 6,944.84
  4. Step 4: Simplify right side
    9,821.20x = 94,071,121.87
  5. Step 5: Solve for x
    x = 94,071,121.87/9,821.20
  6. Step 6: Final answer
    x = 9,578.37

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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.