Home / 4,654.12-6,424.88-2,664.28

Finding the Fourth Proportional to 4,654.12, 6,424.88 and 2,664.28

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Solution

The fourth proportional to 4,654.12, 6,424.88 and 2,664.28 is: 3,677.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654.12 : 6,424.88 = 2,664.28 : x
  2. Step 2: Convert to fraction form
    4,654.12/6,424.88 = 2,664.28/x
  3. Step 3: Cross multiply
    4,654.12x = 6,424.88 × 2,664.28
  4. Step 4: Simplify right side
    4,654.12x = 17,117,679.29
  5. Step 5: Solve for x
    x = 17,117,679.29/4,654.12
  6. Step 6: Final answer
    x = 3,677.96

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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.