Home / 3,124.02-4,311.57-1,797.69

Finding the Fourth Proportional to 3,124.02, 4,311.57 and 1,797.69

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Solution

The fourth proportional to 3,124.02, 4,311.57 and 1,797.69 is: 2,481.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.02 : 4,311.57 = 1,797.69 : x
  2. Step 2: Convert to fraction form
    3,124.02/4,311.57 = 1,797.69/x
  3. Step 3: Cross multiply
    3,124.02x = 4,311.57 × 1,797.69
  4. Step 4: Simplify right side
    3,124.02x = 7,750,866.27
  5. Step 5: Solve for x
    x = 7,750,866.27/3,124.02
  6. Step 6: Final answer
    x = 2,481.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.