Home / 5,611.16-8,411.72-2,322.15

Finding the Fourth Proportional to 5,611.16, 8,411.72 and 2,322.15

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Solution

The fourth proportional to 5,611.16, 8,411.72 and 2,322.15 is: 3,481.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.16 : 8,411.72 = 2,322.15 : x
  2. Step 2: Convert to fraction form
    5,611.16/8,411.72 = 2,322.15/x
  3. Step 3: Cross multiply
    5,611.16x = 8,411.72 × 2,322.15
  4. Step 4: Simplify right side
    5,611.16x = 19,533,263.99
  5. Step 5: Solve for x
    x = 19,533,263.99/5,611.16
  6. Step 6: Final answer
    x = 3,481.15

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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.