Home / 7,775.22-10,731.41-4,418.26

Finding the Fourth Proportional to 7,775.22, 10,731.41 and 4,418.26

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Solution

The fourth proportional to 7,775.22, 10,731.41 and 4,418.26 is: 6,098.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775.22 : 10,731.41 = 4,418.26 : x
  2. Step 2: Convert to fraction form
    7,775.22/10,731.41 = 4,418.26/x
  3. Step 3: Cross multiply
    7,775.22x = 10,731.41 × 4,418.26
  4. Step 4: Simplify right side
    7,775.22x = 47,414,159.55
  5. Step 5: Solve for x
    x = 47,414,159.55/7,775.22
  6. Step 6: Final answer
    x = 6,098.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.