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Finding the Fourth Proportional to 4,557.64, 6,836.46 and 3,261.64

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Solution

The fourth proportional to 4,557.64, 6,836.46 and 3,261.64 is: 4,892.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,557.64 : 6,836.46 = 3,261.64 : x
  2. Step 2: Convert to fraction form
    4,557.64/6,836.46 = 3,261.64/x
  3. Step 3: Cross multiply
    4,557.64x = 6,836.46 × 3,261.64
  4. Step 4: Simplify right side
    4,557.64x = 22,298,071.39
  5. Step 5: Solve for x
    x = 22,298,071.39/4,557.64
  6. Step 6: Final answer
    x = 4,892.46

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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.