Home / 9,725.91-14,585.81-3,150.57

Finding the Fourth Proportional to 9,725.91, 14,585.81 and 3,150.57

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Solution

The fourth proportional to 9,725.91, 14,585.81 and 3,150.57 is: 4,724.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,725.91 : 14,585.81 = 3,150.57 : x
  2. Step 2: Convert to fraction form
    9,725.91/14,585.81 = 3,150.57/x
  3. Step 3: Cross multiply
    9,725.91x = 14,585.81 × 3,150.57
  4. Step 4: Simplify right side
    9,725.91x = 45,953,599.66
  5. Step 5: Solve for x
    x = 45,953,599.66/9,725.91
  6. Step 6: Final answer
    x = 4,724.86

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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.