Home / 5,147.01-7,720.65-2,026.89

Finding the Fourth Proportional to 5,147.01, 7,720.65 and 2,026.89

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Solution

The fourth proportional to 5,147.01, 7,720.65 and 2,026.89 is: 3,040.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147.01 : 7,720.65 = 2,026.89 : x
  2. Step 2: Convert to fraction form
    5,147.01/7,720.65 = 2,026.89/x
  3. Step 3: Cross multiply
    5,147.01x = 7,720.65 × 2,026.89
  4. Step 4: Simplify right side
    5,147.01x = 15,648,908.28
  5. Step 5: Solve for x
    x = 15,648,908.28/5,147.01
  6. Step 6: Final answer
    x = 3,040.39

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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.