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Finding the Fourth Proportional to 4,168.64, 6,252.96 and 1,246.88

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Solution

The fourth proportional to 4,168.64, 6,252.96 and 1,246.88 is: 1,870.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.64 : 6,252.96 = 1,246.88 : x
  2. Step 2: Convert to fraction form
    4,168.64/6,252.96 = 1,246.88/x
  3. Step 3: Cross multiply
    4,168.64x = 6,252.96 × 1,246.88
  4. Step 4: Simplify right side
    4,168.64x = 7,796,690.76
  5. Step 5: Solve for x
    x = 7,796,690.76/4,168.64
  6. Step 6: Final answer
    x = 1,870.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.