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Finding the Fourth Proportional to 6,772.41, 10,108.53 and 6,356.88

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Solution

The fourth proportional to 6,772.41, 10,108.53 and 6,356.88 is: 9,488.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772.41 : 10,108.53 = 6,356.88 : x
  2. Step 2: Convert to fraction form
    6,772.41/10,108.53 = 6,356.88/x
  3. Step 3: Cross multiply
    6,772.41x = 10,108.53 × 6,356.88
  4. Step 4: Simplify right side
    6,772.41x = 64,258,712.19
  5. Step 5: Solve for x
    x = 64,258,712.19/6,772.41
  6. Step 6: Final answer
    x = 9,488.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.