Home / 9,940.19-13,717.23-5,463.83

Finding the Fourth Proportional to 9,940.19, 13,717.23 and 5,463.83

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Solution

The fourth proportional to 9,940.19, 13,717.23 and 5,463.83 is: 7,539.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940.19 : 13,717.23 = 5,463.83 : x
  2. Step 2: Convert to fraction form
    9,940.19/13,717.23 = 5,463.83/x
  3. Step 3: Cross multiply
    9,940.19x = 13,717.23 × 5,463.83
  4. Step 4: Simplify right side
    9,940.19x = 74,948,544.20
  5. Step 5: Solve for x
    x = 74,948,544.20/9,940.19
  6. Step 6: Final answer
    x = 7,539.95

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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.