Home / 7,343.24-10,137.62-5,660.96

Finding the Fourth Proportional to 7,343.24, 10,137.62 and 5,660.96

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Solution

The fourth proportional to 7,343.24, 10,137.62 and 5,660.96 is: 7,815.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.24 : 10,137.62 = 5,660.96 : x
  2. Step 2: Convert to fraction form
    7,343.24/10,137.62 = 5,660.96/x
  3. Step 3: Cross multiply
    7,343.24x = 10,137.62 × 5,660.96
  4. Step 4: Simplify right side
    7,343.24x = 57,388,661.32
  5. Step 5: Solve for x
    x = 57,388,661.32/7,343.24
  6. Step 6: Final answer
    x = 7,815.17

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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.