Home / 3,567.66-5,354.19-1,621.20

Finding the Fourth Proportional to 3,567.66, 5,354.19 and 1,621.20

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Solution

The fourth proportional to 3,567.66, 5,354.19 and 1,621.20 is: 2,433.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.66 : 5,354.19 = 1,621.20 : x
  2. Step 2: Convert to fraction form
    3,567.66/5,354.19 = 1,621.20/x
  3. Step 3: Cross multiply
    3,567.66x = 5,354.19 × 1,621.20
  4. Step 4: Simplify right side
    3,567.66x = 8,680,212.83
  5. Step 5: Solve for x
    x = 8,680,212.83/3,567.66
  6. Step 6: Final answer
    x = 2,433.03

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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.