Home / 5,340.30-8,011.26-3,150.06

Finding the Fourth Proportional to 5,340.30, 8,011.26 and 3,150.06

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Solution

The fourth proportional to 5,340.30, 8,011.26 and 3,150.06 is: 4,725.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.30 : 8,011.26 = 3,150.06 : x
  2. Step 2: Convert to fraction form
    5,340.30/8,011.26 = 3,150.06/x
  3. Step 3: Cross multiply
    5,340.30x = 8,011.26 × 3,150.06
  4. Step 4: Simplify right side
    5,340.30x = 25,235,949.68
  5. Step 5: Solve for x
    x = 25,235,949.68/5,340.30
  6. Step 6: Final answer
    x = 4,725.57

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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.