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Finding the Fourth Proportional to 6,467.67, 8,916.35 and 5,468.94

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Solution

The fourth proportional to 6,467.67, 8,916.35 and 5,468.94 is: 7,539.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.67 : 8,916.35 = 5,468.94 : x
  2. Step 2: Convert to fraction form
    6,467.67/8,916.35 = 5,468.94/x
  3. Step 3: Cross multiply
    6,467.67x = 8,916.35 × 5,468.94
  4. Step 4: Simplify right side
    6,467.67x = 48,762,955.82
  5. Step 5: Solve for x
    x = 48,762,955.82/6,467.67
  6. Step 6: Final answer
    x = 7,539.49

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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.