Home / 4,722.12-7,080.30-1,797.30

Finding the Fourth Proportional to 4,722.12, 7,080.30 and 1,797.30

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Solution

The fourth proportional to 4,722.12, 7,080.30 and 1,797.30 is: 2,694.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.12 : 7,080.30 = 1,797.30 : x
  2. Step 2: Convert to fraction form
    4,722.12/7,080.30 = 1,797.30/x
  3. Step 3: Cross multiply
    4,722.12x = 7,080.30 × 1,797.30
  4. Step 4: Simplify right side
    4,722.12x = 12,725,423.19
  5. Step 5: Solve for x
    x = 12,725,423.19/4,722.12
  6. Step 6: Final answer
    x = 2,694.85

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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.