Home / 3,568.83-5,351.86-1,228.39

Finding the Fourth Proportional to 3,568.83, 5,351.86 and 1,228.39

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Solution

The fourth proportional to 3,568.83, 5,351.86 and 1,228.39 is: 1,842.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.83 : 5,351.86 = 1,228.39 : x
  2. Step 2: Convert to fraction form
    3,568.83/5,351.86 = 1,228.39/x
  3. Step 3: Cross multiply
    3,568.83x = 5,351.86 × 1,228.39
  4. Step 4: Simplify right side
    3,568.83x = 6,574,138.40
  5. Step 5: Solve for x
    x = 6,574,138.40/3,568.83
  6. Step 6: Final answer
    x = 1,842.10

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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.