Home / 5,618.43-8,427.63-2,497.71

Finding the Fourth Proportional to 5,618.43, 8,427.63 and 2,497.71

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Solution

The fourth proportional to 5,618.43, 8,427.63 and 2,497.71 is: 3,746.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.43 : 8,427.63 = 2,497.71 : x
  2. Step 2: Convert to fraction form
    5,618.43/8,427.63 = 2,497.71/x
  3. Step 3: Cross multiply
    5,618.43x = 8,427.63 × 2,497.71
  4. Step 4: Simplify right side
    5,618.43x = 21,049,775.73
  5. Step 5: Solve for x
    x = 21,049,775.73/5,618.43
  6. Step 6: Final answer
    x = 3,746.56

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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.