Home / 3,439.80-5,160.58-1,592.25

Finding the Fourth Proportional to 3,439.80, 5,160.58 and 1,592.25

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Solution

The fourth proportional to 3,439.80, 5,160.58 and 1,592.25 is: 2,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.80 : 5,160.58 = 1,592.25 : x
  2. Step 2: Convert to fraction form
    3,439.80/5,160.58 = 1,592.25/x
  3. Step 3: Cross multiply
    3,439.80x = 5,160.58 × 1,592.25
  4. Step 4: Simplify right side
    3,439.80x = 8,216,903.72
  5. Step 5: Solve for x
    x = 8,216,903.72/3,439.80
  6. Step 6: Final answer
    x = 2,388.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.