Home / 5,917.40-8,876.10-4,619.96

Finding the Fourth Proportional to 5,917.40, 8,876.10 and 4,619.96

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Solution

The fourth proportional to 5,917.40, 8,876.10 and 4,619.96 is: 6,929.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.40 : 8,876.10 = 4,619.96 : x
  2. Step 2: Convert to fraction form
    5,917.40/8,876.10 = 4,619.96/x
  3. Step 3: Cross multiply
    5,917.40x = 8,876.10 × 4,619.96
  4. Step 4: Simplify right side
    5,917.40x = 41,007,226.96
  5. Step 5: Solve for x
    x = 41,007,226.96/5,917.40
  6. Step 6: Final answer
    x = 6,929.94

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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.