Home / 5,573.52-7,690.65-3,183.78

Finding the Fourth Proportional to 5,573.52, 7,690.65 and 3,183.78

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Solution

The fourth proportional to 5,573.52, 7,690.65 and 3,183.78 is: 4,393.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,573.52 : 7,690.65 = 3,183.78 : x
  2. Step 2: Convert to fraction form
    5,573.52/7,690.65 = 3,183.78/x
  3. Step 3: Cross multiply
    5,573.52x = 7,690.65 × 3,183.78
  4. Step 4: Simplify right side
    5,573.52x = 24,485,337.66
  5. Step 5: Solve for x
    x = 24,485,337.66/5,573.52
  6. Step 6: Final answer
    x = 4,393.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.