Home / 5,583.42-8,376.95-2,808.66

Finding the Fourth Proportional to 5,583.42, 8,376.95 and 2,808.66

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Solution

The fourth proportional to 5,583.42, 8,376.95 and 2,808.66 is: 4,213.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.42 : 8,376.95 = 2,808.66 : x
  2. Step 2: Convert to fraction form
    5,583.42/8,376.95 = 2,808.66/x
  3. Step 3: Cross multiply
    5,583.42x = 8,376.95 × 2,808.66
  4. Step 4: Simplify right side
    5,583.42x = 23,528,004.39
  5. Step 5: Solve for x
    x = 23,528,004.39/5,583.42
  6. Step 6: Final answer
    x = 4,213.91

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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.