Home / 3,132.48-4,698.72-1,282.28

Finding the Fourth Proportional to 3,132.48, 4,698.72 and 1,282.28

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Solution

The fourth proportional to 3,132.48, 4,698.72 and 1,282.28 is: 1,923.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.48 : 4,698.72 = 1,282.28 : x
  2. Step 2: Convert to fraction form
    3,132.48/4,698.72 = 1,282.28/x
  3. Step 3: Cross multiply
    3,132.48x = 4,698.72 × 1,282.28
  4. Step 4: Simplify right side
    3,132.48x = 6,025,074.68
  5. Step 5: Solve for x
    x = 6,025,074.68/3,132.48
  6. Step 6: Final answer
    x = 1,923.42

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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.