Home / 7,022.72-10,533.86-2,092.40

Finding the Fourth Proportional to 7,022.72, 10,533.86 and 2,092.40

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Solution

The fourth proportional to 7,022.72, 10,533.86 and 2,092.40 is: 3,138.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.72 : 10,533.86 = 2,092.40 : x
  2. Step 2: Convert to fraction form
    7,022.72/10,533.86 = 2,092.40/x
  3. Step 3: Cross multiply
    7,022.72x = 10,533.86 × 2,092.40
  4. Step 4: Simplify right side
    7,022.72x = 22,041,048.66
  5. Step 5: Solve for x
    x = 22,041,048.66/7,022.72
  6. Step 6: Final answer
    x = 3,138.53

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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.