Home / 9,620.05-14,409.83-4,925.80

Finding the Fourth Proportional to 9,620.05, 14,409.83 and 4,925.80

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Solution

The fourth proportional to 9,620.05, 14,409.83 and 4,925.80 is: 7,378.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.05 : 14,409.83 = 4,925.80 : x
  2. Step 2: Convert to fraction form
    9,620.05/14,409.83 = 4,925.80/x
  3. Step 3: Cross multiply
    9,620.05x = 14,409.83 × 4,925.80
  4. Step 4: Simplify right side
    9,620.05x = 70,979,940.61
  5. Step 5: Solve for x
    x = 70,979,940.61/9,620.05
  6. Step 6: Final answer
    x = 7,378.33

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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.