Home / 7,377.57-10,179.14-4,392.09

Finding the Fourth Proportional to 7,377.57, 10,179.14 and 4,392.09

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Solution

The fourth proportional to 7,377.57, 10,179.14 and 4,392.09 is: 6,059.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.57 : 10,179.14 = 4,392.09 : x
  2. Step 2: Convert to fraction form
    7,377.57/10,179.14 = 4,392.09/x
  3. Step 3: Cross multiply
    7,377.57x = 10,179.14 × 4,392.09
  4. Step 4: Simplify right side
    7,377.57x = 44,707,677.04
  5. Step 5: Solve for x
    x = 44,707,677.04/7,377.57
  6. Step 6: Final answer
    x = 6,059.95

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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.