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Finding the Fourth Proportional to 8,011.66, 11,056.08 and 4,656.44

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Solution

The fourth proportional to 8,011.66, 11,056.08 and 4,656.44 is: 6,425.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.66 : 11,056.08 = 4,656.44 : x
  2. Step 2: Convert to fraction form
    8,011.66/11,056.08 = 4,656.44/x
  3. Step 3: Cross multiply
    8,011.66x = 11,056.08 × 4,656.44
  4. Step 4: Simplify right side
    8,011.66x = 51,481,973.16
  5. Step 5: Solve for x
    x = 51,481,973.16/8,011.66
  6. Step 6: Final answer
    x = 6,425.88

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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.