Home / 7,497.05-11,243.52-2,816.70

Finding the Fourth Proportional to 7,497.05, 11,243.52 and 2,816.70

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Solution

The fourth proportional to 7,497.05, 11,243.52 and 2,816.70 is: 4,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,497.05 : 11,243.52 = 2,816.70 : x
  2. Step 2: Convert to fraction form
    7,497.05/11,243.52 = 2,816.70/x
  3. Step 3: Cross multiply
    7,497.05x = 11,243.52 × 2,816.70
  4. Step 4: Simplify right side
    7,497.05x = 31,669,622.78
  5. Step 5: Solve for x
    x = 31,669,622.78/7,497.05
  6. Step 6: Final answer
    x = 4,224.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.