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Finding the Fourth Proportional to 5,336.88, 7,364.85 and 2,946.85

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Solution

The fourth proportional to 5,336.88, 7,364.85 and 2,946.85 is: 4,066.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.88 : 7,364.85 = 2,946.85 : x
  2. Step 2: Convert to fraction form
    5,336.88/7,364.85 = 2,946.85/x
  3. Step 3: Cross multiply
    5,336.88x = 7,364.85 × 2,946.85
  4. Step 4: Simplify right side
    5,336.88x = 21,703,093.26
  5. Step 5: Solve for x
    x = 21,703,093.26/5,336.88
  6. Step 6: Final answer
    x = 4,066.63

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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.