Home / 7,731.31-10,669.21-4,194.52

Finding the Fourth Proportional to 7,731.31, 10,669.21 and 4,194.52

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Solution

The fourth proportional to 7,731.31, 10,669.21 and 4,194.52 is: 5,788.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.31 : 10,669.21 = 4,194.52 : x
  2. Step 2: Convert to fraction form
    7,731.31/10,669.21 = 4,194.52/x
  3. Step 3: Cross multiply
    7,731.31x = 10,669.21 × 4,194.52
  4. Step 4: Simplify right side
    7,731.31x = 44,752,251.89
  5. Step 5: Solve for x
    x = 44,752,251.89/7,731.31
  6. Step 6: Final answer
    x = 5,788.44

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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.