Home / 2,909.11-4,360.84-1,522.58

Finding the Fourth Proportional to 2,909.11, 4,360.84 and 1,522.58

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Solution

The fourth proportional to 2,909.11, 4,360.84 and 1,522.58 is: 2,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.11 : 4,360.84 = 1,522.58 : x
  2. Step 2: Convert to fraction form
    2,909.11/4,360.84 = 1,522.58/x
  3. Step 3: Cross multiply
    2,909.11x = 4,360.84 × 1,522.58
  4. Step 4: Simplify right side
    2,909.11x = 6,639,754.72
  5. Step 5: Solve for x
    x = 6,639,754.72/2,909.11
  6. Step 6: Final answer
    x = 2,282.40

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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.