Home / 5,686.84-8,530.24-2,224.08

Finding the Fourth Proportional to 5,686.84, 8,530.24 and 2,224.08

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Solution

The fourth proportional to 5,686.84, 8,530.24 and 2,224.08 is: 3,336.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686.84 : 8,530.24 = 2,224.08 : x
  2. Step 2: Convert to fraction form
    5,686.84/8,530.24 = 2,224.08/x
  3. Step 3: Cross multiply
    5,686.84x = 8,530.24 × 2,224.08
  4. Step 4: Simplify right side
    5,686.84x = 18,971,936.18
  5. Step 5: Solve for x
    x = 18,971,936.18/5,686.84
  6. Step 6: Final answer
    x = 3,336.11

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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.