Home / 4,308.72-6,461.40-1,844.72

Finding the Fourth Proportional to 4,308.72, 6,461.40 and 1,844.72

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Solution

The fourth proportional to 4,308.72, 6,461.40 and 1,844.72 is: 2,766.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308.72 : 6,461.40 = 1,844.72 : x
  2. Step 2: Convert to fraction form
    4,308.72/6,461.40 = 1,844.72/x
  3. Step 3: Cross multiply
    4,308.72x = 6,461.40 × 1,844.72
  4. Step 4: Simplify right side
    4,308.72x = 11,919,473.81
  5. Step 5: Solve for x
    x = 11,919,473.81/4,308.72
  6. Step 6: Final answer
    x = 2,766.36

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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.