Home / 3,407.41-5,086.25-2,923.57

Finding the Fourth Proportional to 3,407.41, 5,086.25 and 2,923.57

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Solution

The fourth proportional to 3,407.41, 5,086.25 and 2,923.57 is: 4,364.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.41 : 5,086.25 = 2,923.57 : x
  2. Step 2: Convert to fraction form
    3,407.41/5,086.25 = 2,923.57/x
  3. Step 3: Cross multiply
    3,407.41x = 5,086.25 × 2,923.57
  4. Step 4: Simplify right side
    3,407.41x = 14,870,007.91
  5. Step 5: Solve for x
    x = 14,870,007.91/3,407.41
  6. Step 6: Final answer
    x = 4,364.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.