Home / 7,704.83-11,557.27-1,861.44

Finding the Fourth Proportional to 7,704.83, 11,557.27 and 1,861.44

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Solution

The fourth proportional to 7,704.83, 11,557.27 and 1,861.44 is: 2,792.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704.83 : 11,557.27 = 1,861.44 : x
  2. Step 2: Convert to fraction form
    7,704.83/11,557.27 = 1,861.44/x
  3. Step 3: Cross multiply
    7,704.83x = 11,557.27 × 1,861.44
  4. Step 4: Simplify right side
    7,704.83x = 21,513,164.67
  5. Step 5: Solve for x
    x = 21,513,164.67/7,704.83
  6. Step 6: Final answer
    x = 2,792.17

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1.5x scale

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.