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Finding the Fourth Proportional to 5,334.69, 7,362.08 and 2,976.99

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Solution

The fourth proportional to 5,334.69, 7,362.08 and 2,976.99 is: 4,108.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.69 : 7,362.08 = 2,976.99 : x
  2. Step 2: Convert to fraction form
    5,334.69/7,362.08 = 2,976.99/x
  3. Step 3: Cross multiply
    5,334.69x = 7,362.08 × 2,976.99
  4. Step 4: Simplify right side
    5,334.69x = 21,916,838.54
  5. Step 5: Solve for x
    x = 21,916,838.54/5,334.69
  6. Step 6: Final answer
    x = 4,108.36

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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.