Home / 5,329.46-7,356.19-3,091.83

Finding the Fourth Proportional to 5,329.46, 7,356.19 and 3,091.83

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Solution

The fourth proportional to 5,329.46, 7,356.19 and 3,091.83 is: 4,267.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.46 : 7,356.19 = 3,091.83 : x
  2. Step 2: Convert to fraction form
    5,329.46/7,356.19 = 3,091.83/x
  3. Step 3: Cross multiply
    5,329.46x = 7,356.19 × 3,091.83
  4. Step 4: Simplify right side
    5,329.46x = 22,744,088.93
  5. Step 5: Solve for x
    x = 22,744,088.93/5,329.46
  6. Step 6: Final answer
    x = 4,267.62

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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.