Home / 12,293.12-16,964.40-6,704

Finding the Fourth Proportional to 12,293.12, 16,964.40 and 6,704

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Solution

The fourth proportional to 12,293.12, 16,964.40 and 6,704 is: 9,251.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293.12 : 16,964.40 = 6,704 : x
  2. Step 2: Convert to fraction form
    12,293.12/16,964.40 = 6,704/x
  3. Step 3: Cross multiply
    12,293.12x = 16,964.40 × 6,704
  4. Step 4: Simplify right side
    12,293.12x = 113,729,337.60
  5. Step 5: Solve for x
    x = 113,729,337.60/12,293.12
  6. Step 6: Final answer
    x = 9,251.46

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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.