Home / 7,731.41-10,669.30-4,194.55

Finding the Fourth Proportional to 7,731.41, 10,669.30 and 4,194.55

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Solution

The fourth proportional to 7,731.41, 10,669.30 and 4,194.55 is: 5,788.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.41 : 10,669.30 = 4,194.55 : x
  2. Step 2: Convert to fraction form
    7,731.41/10,669.30 = 4,194.55/x
  3. Step 3: Cross multiply
    7,731.41x = 10,669.30 × 4,194.55
  4. Step 4: Simplify right side
    7,731.41x = 44,752,858.97
  5. Step 5: Solve for x
    x = 44,752,858.97/7,731.41
  6. Step 6: Final answer
    x = 5,788.45

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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.