Home / 3,544.20-5,315.02-1,812.52

Finding the Fourth Proportional to 3,544.20, 5,315.02 and 1,812.52

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Solution

The fourth proportional to 3,544.20, 5,315.02 and 1,812.52 is: 2,718.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.20 : 5,315.02 = 1,812.52 : x
  2. Step 2: Convert to fraction form
    3,544.20/5,315.02 = 1,812.52/x
  3. Step 3: Cross multiply
    3,544.20x = 5,315.02 × 1,812.52
  4. Step 4: Simplify right side
    3,544.20x = 9,633,580.05
  5. Step 5: Solve for x
    x = 9,633,580.05/3,544.20
  6. Step 6: Final answer
    x = 2,718.13

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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.