Home / 4,579.82-6,869.72-1,657.44

Finding the Fourth Proportional to 4,579.82, 6,869.72 and 1,657.44

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Solution

The fourth proportional to 4,579.82, 6,869.72 and 1,657.44 is: 2,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.82 : 6,869.72 = 1,657.44 : x
  2. Step 2: Convert to fraction form
    4,579.82/6,869.72 = 1,657.44/x
  3. Step 3: Cross multiply
    4,579.82x = 6,869.72 × 1,657.44
  4. Step 4: Simplify right side
    4,579.82x = 11,386,148.72
  5. Step 5: Solve for x
    x = 11,386,148.72/4,579.82
  6. Step 6: Final answer
    x = 2,486.16

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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.