Home / 5,433.29-8,150.84-1,684.20

Finding the Fourth Proportional to 5,433.29, 8,150.84 and 1,684.20

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Solution

The fourth proportional to 5,433.29, 8,150.84 and 1,684.20 is: 2,526.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.29 : 8,150.84 = 1,684.20 : x
  2. Step 2: Convert to fraction form
    5,433.29/8,150.84 = 1,684.20/x
  3. Step 3: Cross multiply
    5,433.29x = 8,150.84 × 1,684.20
  4. Step 4: Simplify right side
    5,433.29x = 13,727,648.94
  5. Step 5: Solve for x
    x = 13,727,648.94/5,433.29
  6. Step 6: Final answer
    x = 2,526.58

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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.