Home / 7,865.53-11,790.06-2,933.18

Finding the Fourth Proportional to 7,865.53, 11,790.06 and 2,933.18

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Solution

The fourth proportional to 7,865.53, 11,790.06 and 2,933.18 is: 4,396.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865.53 : 11,790.06 = 2,933.18 : x
  2. Step 2: Convert to fraction form
    7,865.53/11,790.06 = 2,933.18/x
  3. Step 3: Cross multiply
    7,865.53x = 11,790.06 × 2,933.18
  4. Step 4: Simplify right side
    7,865.53x = 34,582,397.67
  5. Step 5: Solve for x
    x = 34,582,397.67/7,865.53
  6. Step 6: Final answer
    x = 4,396.70

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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.