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Finding the Fourth Proportional to 6,464.15, 8,924.60 and 4,473.98

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Solution

The fourth proportional to 6,464.15, 8,924.60 and 4,473.98 is: 6,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464.15 : 8,924.60 = 4,473.98 : x
  2. Step 2: Convert to fraction form
    6,464.15/8,924.60 = 4,473.98/x
  3. Step 3: Cross multiply
    6,464.15x = 8,924.60 × 4,473.98
  4. Step 4: Simplify right side
    6,464.15x = 39,928,448.47
  5. Step 5: Solve for x
    x = 39,928,448.47/6,464.15
  6. Step 6: Final answer
    x = 6,176.91

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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.