Home / 9,715.44-14,573.04-3,141.48

Finding the Fourth Proportional to 9,715.44, 14,573.04 and 3,141.48

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Solution

The fourth proportional to 9,715.44, 14,573.04 and 3,141.48 is: 4,712.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,715.44 : 14,573.04 = 3,141.48 : x
  2. Step 2: Convert to fraction form
    9,715.44/14,573.04 = 3,141.48/x
  3. Step 3: Cross multiply
    9,715.44x = 14,573.04 × 3,141.48
  4. Step 4: Simplify right side
    9,715.44x = 45,780,913.70
  5. Step 5: Solve for x
    x = 45,780,913.70/9,715.44
  6. Step 6: Final answer
    x = 4,712.18

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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.