Home / 5,053.16-7,576.08-2,129.86

Finding the Fourth Proportional to 5,053.16, 7,576.08 and 2,129.86

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Solution

The fourth proportional to 5,053.16, 7,576.08 and 2,129.86 is: 3,193.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.16 : 7,576.08 = 2,129.86 : x
  2. Step 2: Convert to fraction form
    5,053.16/7,576.08 = 2,129.86/x
  3. Step 3: Cross multiply
    5,053.16x = 7,576.08 × 2,129.86
  4. Step 4: Simplify right side
    5,053.16x = 16,135,989.75
  5. Step 5: Solve for x
    x = 16,135,989.75/5,053.16
  6. Step 6: Final answer
    x = 3,193.25

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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.