Home / 3,522.68-5,284.18-1,214.52

Finding the Fourth Proportional to 3,522.68, 5,284.18 and 1,214.52

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Solution

The fourth proportional to 3,522.68, 5,284.18 and 1,214.52 is: 1,821.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.68 : 5,284.18 = 1,214.52 : x
  2. Step 2: Convert to fraction form
    3,522.68/5,284.18 = 1,214.52/x
  3. Step 3: Cross multiply
    3,522.68x = 5,284.18 × 1,214.52
  4. Step 4: Simplify right side
    3,522.68x = 6,417,742.29
  5. Step 5: Solve for x
    x = 6,417,742.29/3,522.68
  6. Step 6: Final answer
    x = 1,821.84

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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.