Home / 5,226.40-7,829.36-3,995.04

Finding the Fourth Proportional to 5,226.40, 7,829.36 and 3,995.04

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Solution

The fourth proportional to 5,226.40, 7,829.36 and 3,995.04 is: 5,984.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.40 : 7,829.36 = 3,995.04 : x
  2. Step 2: Convert to fraction form
    5,226.40/7,829.36 = 3,995.04/x
  3. Step 3: Cross multiply
    5,226.40x = 7,829.36 × 3,995.04
  4. Step 4: Simplify right side
    5,226.40x = 31,278,606.37
  5. Step 5: Solve for x
    x = 31,278,606.37/5,226.40
  6. Step 6: Final answer
    x = 5,984.73

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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.