Home / 5,690.08-8,537.64-2,405.44

Finding the Fourth Proportional to 5,690.08, 8,537.64 and 2,405.44

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Solution

The fourth proportional to 5,690.08, 8,537.64 and 2,405.44 is: 3,609.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.08 : 8,537.64 = 2,405.44 : x
  2. Step 2: Convert to fraction form
    5,690.08/8,537.64 = 2,405.44/x
  3. Step 3: Cross multiply
    5,690.08x = 8,537.64 × 2,405.44
  4. Step 4: Simplify right side
    5,690.08x = 20,536,780.76
  5. Step 5: Solve for x
    x = 20,536,780.76/5,690.08
  6. Step 6: Final answer
    x = 3,609.23

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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.