Home / 5,618.74-8,424.60-2,498.62

Finding the Fourth Proportional to 5,618.74, 8,424.60 and 2,498.62

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Solution

The fourth proportional to 5,618.74, 8,424.60 and 2,498.62 is: 3,746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.74 : 8,424.60 = 2,498.62 : x
  2. Step 2: Convert to fraction form
    5,618.74/8,424.60 = 2,498.62/x
  3. Step 3: Cross multiply
    5,618.74x = 8,424.60 × 2,498.62
  4. Step 4: Simplify right side
    5,618.74x = 21,049,874.05
  5. Step 5: Solve for x
    x = 21,049,874.05/5,618.74
  6. Step 6: Final answer
    x = 3,746.37

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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.