Home / 5,723.74-8,580.08-2,211.16

Finding the Fourth Proportional to 5,723.74, 8,580.08 and 2,211.16

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Solution

The fourth proportional to 5,723.74, 8,580.08 and 2,211.16 is: 3,314.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.74 : 8,580.08 = 2,211.16 : x
  2. Step 2: Convert to fraction form
    5,723.74/8,580.08 = 2,211.16/x
  3. Step 3: Cross multiply
    5,723.74x = 8,580.08 × 2,211.16
  4. Step 4: Simplify right side
    5,723.74x = 18,971,929.69
  5. Step 5: Solve for x
    x = 18,971,929.69/5,723.74
  6. Step 6: Final answer
    x = 3,314.60

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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.