Home / 3,150.48-4,726.78-1,395.24

Finding the Fourth Proportional to 3,150.48, 4,726.78 and 1,395.24

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Solution

The fourth proportional to 3,150.48, 4,726.78 and 1,395.24 is: 2,093.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.48 : 4,726.78 = 1,395.24 : x
  2. Step 2: Convert to fraction form
    3,150.48/4,726.78 = 1,395.24/x
  3. Step 3: Cross multiply
    3,150.48x = 4,726.78 × 1,395.24
  4. Step 4: Simplify right side
    3,150.48x = 6,594,992.53
  5. Step 5: Solve for x
    x = 6,594,992.53/3,150.48
  6. Step 6: Final answer
    x = 2,093.33

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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.