Home / 3,895.92-5,376.24-2,323.20

Finding the Fourth Proportional to 3,895.92, 5,376.24 and 2,323.20

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Solution

The fourth proportional to 3,895.92, 5,376.24 and 2,323.20 is: 3,205.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.92 : 5,376.24 = 2,323.20 : x
  2. Step 2: Convert to fraction form
    3,895.92/5,376.24 = 2,323.20/x
  3. Step 3: Cross multiply
    3,895.92x = 5,376.24 × 2,323.20
  4. Step 4: Simplify right side
    3,895.92x = 12,490,080.77
  5. Step 5: Solve for x
    x = 12,490,080.77/3,895.92
  6. Step 6: Final answer
    x = 3,205.94

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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.