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Finding the Fourth Proportional to 4,996.64, 6,895.12 and 2,900.96

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Solution

The fourth proportional to 4,996.64, 6,895.12 and 2,900.96 is: 4,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,996.64 : 6,895.12 = 2,900.96 : x
  2. Step 2: Convert to fraction form
    4,996.64/6,895.12 = 2,900.96/x
  3. Step 3: Cross multiply
    4,996.64x = 6,895.12 × 2,900.96
  4. Step 4: Simplify right side
    4,996.64x = 20,002,467.32
  5. Step 5: Solve for x
    x = 20,002,467.32/4,996.64
  6. Step 6: Final answer
    x = 4,003.18

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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.