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Finding the Fourth Proportional to 6,967.77, 9,612.27 and 5,076.32

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Solution

The fourth proportional to 6,967.77, 9,612.27 and 5,076.32 is: 7,002.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,967.77 : 9,612.27 = 5,076.32 : x
  2. Step 2: Convert to fraction form
    6,967.77/9,612.27 = 5,076.32/x
  3. Step 3: Cross multiply
    6,967.77x = 9,612.27 × 5,076.32
  4. Step 4: Simplify right side
    6,967.77x = 48,794,910.39
  5. Step 5: Solve for x
    x = 48,794,910.39/6,967.77
  6. Step 6: Final answer
    x = 7,002.95

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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.