Home / 7,271.02-10,906.52-2,076.89

Finding the Fourth Proportional to 7,271.02, 10,906.52 and 2,076.89

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Solution

The fourth proportional to 7,271.02, 10,906.52 and 2,076.89 is: 3,115.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271.02 : 10,906.52 = 2,076.89 : x
  2. Step 2: Convert to fraction form
    7,271.02/10,906.52 = 2,076.89/x
  3. Step 3: Cross multiply
    7,271.02x = 10,906.52 × 2,076.89
  4. Step 4: Simplify right side
    7,271.02x = 22,651,656.28
  5. Step 5: Solve for x
    x = 22,651,656.28/7,271.02
  6. Step 6: Final answer
    x = 3,115.34

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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.