Home / 9,271.78-13,905.48-3,725.20

Finding the Fourth Proportional to 9,271.78, 13,905.48 and 3,725.20

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Solution

The fourth proportional to 9,271.78, 13,905.48 and 3,725.20 is: 5,586.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.78 : 13,905.48 = 3,725.20 : x
  2. Step 2: Convert to fraction form
    9,271.78/13,905.48 = 3,725.20/x
  3. Step 3: Cross multiply
    9,271.78x = 13,905.48 × 3,725.20
  4. Step 4: Simplify right side
    9,271.78x = 51,800,694.10
  5. Step 5: Solve for x
    x = 51,800,694.10/9,271.78
  6. Step 6: Final answer
    x = 5,586.92

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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.