Home / 9,940.46-13,717.95-5,464.18

Finding the Fourth Proportional to 9,940.46, 13,717.95 and 5,464.18

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Solution

The fourth proportional to 9,940.46, 13,717.95 and 5,464.18 is: 7,540.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940.46 : 13,717.95 = 5,464.18 : x
  2. Step 2: Convert to fraction form
    9,940.46/13,717.95 = 5,464.18/x
  3. Step 3: Cross multiply
    9,940.46x = 13,717.95 × 5,464.18
  4. Step 4: Simplify right side
    9,940.46x = 74,957,348.03
  5. Step 5: Solve for x
    x = 74,957,348.03/9,940.46
  6. Step 6: Final answer
    x = 7,540.63

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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.