Home / 5,330.80-7,356.36-3,092.64

Finding the Fourth Proportional to 5,330.80, 7,356.36 and 3,092.64

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Solution

The fourth proportional to 5,330.80, 7,356.36 and 3,092.64 is: 4,267.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.80 : 7,356.36 = 3,092.64 : x
  2. Step 2: Convert to fraction form
    5,330.80/7,356.36 = 3,092.64/x
  3. Step 3: Cross multiply
    5,330.80x = 7,356.36 × 3,092.64
  4. Step 4: Simplify right side
    5,330.80x = 22,750,573.19
  5. Step 5: Solve for x
    x = 22,750,573.19/5,330.80
  6. Step 6: Final answer
    x = 4,267.76

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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.