Home / 9,310.41-12,844.71-5,329.38

Finding the Fourth Proportional to 9,310.41, 12,844.71 and 5,329.38

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Solution

The fourth proportional to 9,310.41, 12,844.71 and 5,329.38 is: 7,352.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310.41 : 12,844.71 = 5,329.38 : x
  2. Step 2: Convert to fraction form
    9,310.41/12,844.71 = 5,329.38/x
  3. Step 3: Cross multiply
    9,310.41x = 12,844.71 × 5,329.38
  4. Step 4: Simplify right side
    9,310.41x = 68,454,340.58
  5. Step 5: Solve for x
    x = 68,454,340.58/9,310.41
  6. Step 6: Final answer
    x = 7,352.45

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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.