Home / 7,706.52-11,558.63-2,159.53

Finding the Fourth Proportional to 7,706.52, 11,558.63 and 2,159.53

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Solution

The fourth proportional to 7,706.52, 11,558.63 and 2,159.53 is: 3,238.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,706.52 : 11,558.63 = 2,159.53 : x
  2. Step 2: Convert to fraction form
    7,706.52/11,558.63 = 2,159.53/x
  3. Step 3: Cross multiply
    7,706.52x = 11,558.63 × 2,159.53
  4. Step 4: Simplify right side
    7,706.52x = 24,961,184.75
  5. Step 5: Solve for x
    x = 24,961,184.75/7,706.52
  6. Step 6: Final answer
    x = 3,238.97

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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.