Home / 5,917-8,875.30-1,474.66

Finding the Fourth Proportional to 5,917, 8,875.30 and 1,474.66

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Solution

The fourth proportional to 5,917, 8,875.30 and 1,474.66 is: 2,211.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917 : 8,875.30 = 1,474.66 : x
  2. Step 2: Convert to fraction form
    5,917/8,875.30 = 1,474.66/x
  3. Step 3: Cross multiply
    5,917x = 8,875.30 × 1,474.66
  4. Step 4: Simplify right side
    5,917x = 13,088,049.90
  5. Step 5: Solve for x
    x = 13,088,049.90/5,917
  6. Step 6: Final answer
    x = 2,211.94

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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.