Home / 9,727.20-14,588.35-2,801.70

Finding the Fourth Proportional to 9,727.20, 14,588.35 and 2,801.70

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Solution

The fourth proportional to 9,727.20, 14,588.35 and 2,801.70 is: 4,201.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727.20 : 14,588.35 = 2,801.70 : x
  2. Step 2: Convert to fraction form
    9,727.20/14,588.35 = 2,801.70/x
  3. Step 3: Cross multiply
    9,727.20x = 14,588.35 × 2,801.70
  4. Step 4: Simplify right side
    9,727.20x = 40,872,180.20
  5. Step 5: Solve for x
    x = 40,872,180.20/9,727.20
  6. Step 6: Final answer
    x = 4,201.84

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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.