Home / 7,731.36-10,669.26-4,194.57

Finding the Fourth Proportional to 7,731.36, 10,669.26 and 4,194.57

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Solution

The fourth proportional to 7,731.36, 10,669.26 and 4,194.57 is: 5,788.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.36 : 10,669.26 = 4,194.57 : x
  2. Step 2: Convert to fraction form
    7,731.36/10,669.26 = 4,194.57/x
  3. Step 3: Cross multiply
    7,731.36x = 10,669.26 × 4,194.57
  4. Step 4: Simplify right side
    7,731.36x = 44,752,957.92
  5. Step 5: Solve for x
    x = 44,752,957.92/7,731.36
  6. Step 6: Final answer
    x = 5,788.50

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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.