Home / 8,130.53-12,201.33-3,748.02

Finding the Fourth Proportional to 8,130.53, 12,201.33 and 3,748.02

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Solution

The fourth proportional to 8,130.53, 12,201.33 and 3,748.02 is: 5,624.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130.53 : 12,201.33 = 3,748.02 : x
  2. Step 2: Convert to fraction form
    8,130.53/12,201.33 = 3,748.02/x
  3. Step 3: Cross multiply
    8,130.53x = 12,201.33 × 3,748.02
  4. Step 4: Simplify right side
    8,130.53x = 45,730,828.87
  5. Step 5: Solve for x
    x = 45,730,828.87/8,130.53
  6. Step 6: Final answer
    x = 5,624.58

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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.