Home / 7,305.69-10,930.79-4,445.55

Finding the Fourth Proportional to 7,305.69, 10,930.79 and 4,445.55

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Solution

The fourth proportional to 7,305.69, 10,930.79 and 4,445.55 is: 6,651.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305.69 : 10,930.79 = 4,445.55 : x
  2. Step 2: Convert to fraction form
    7,305.69/10,930.79 = 4,445.55/x
  3. Step 3: Cross multiply
    7,305.69x = 10,930.79 × 4,445.55
  4. Step 4: Simplify right side
    7,305.69x = 48,593,351.26
  5. Step 5: Solve for x
    x = 48,593,351.26/7,305.69
  6. Step 6: Final answer
    x = 6,651.44

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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.