Home / 5,135.36-7,703.52-2,362.80

Finding the Fourth Proportional to 5,135.36, 7,703.52 and 2,362.80

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Solution

The fourth proportional to 5,135.36, 7,703.52 and 2,362.80 is: 3,544.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135.36 : 7,703.52 = 2,362.80 : x
  2. Step 2: Convert to fraction form
    5,135.36/7,703.52 = 2,362.80/x
  3. Step 3: Cross multiply
    5,135.36x = 7,703.52 × 2,362.80
  4. Step 4: Simplify right side
    5,135.36x = 18,201,865.24
  5. Step 5: Solve for x
    x = 18,201,865.24/5,135.36
  6. Step 6: Final answer
    x = 3,544.42

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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.