Home / 5,869.85-8,743.62-5,558.20

Finding the Fourth Proportional to 5,869.85, 8,743.62 and 5,558.20

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Solution

The fourth proportional to 5,869.85, 8,743.62 and 5,558.20 is: 8,279.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869.85 : 8,743.62 = 5,558.20 : x
  2. Step 2: Convert to fraction form
    5,869.85/8,743.62 = 5,558.20/x
  3. Step 3: Cross multiply
    5,869.85x = 8,743.62 × 5,558.20
  4. Step 4: Simplify right side
    5,869.85x = 48,598,788.68
  5. Step 5: Solve for x
    x = 48,598,788.68/5,869.85
  6. Step 6: Final answer
    x = 8,279.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.