Home / 5,365.72-8,049.66-1,903.24

Finding the Fourth Proportional to 5,365.72, 8,049.66 and 1,903.24

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Solution

The fourth proportional to 5,365.72, 8,049.66 and 1,903.24 is: 2,855.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.72 : 8,049.66 = 1,903.24 : x
  2. Step 2: Convert to fraction form
    5,365.72/8,049.66 = 1,903.24/x
  3. Step 3: Cross multiply
    5,365.72x = 8,049.66 × 1,903.24
  4. Step 4: Simplify right side
    5,365.72x = 15,320,434.90
  5. Step 5: Solve for x
    x = 15,320,434.90/5,365.72
  6. Step 6: Final answer
    x = 2,855.24

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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.