Home / 1,812.84-2,720.27-1,673.52

Finding the Fourth Proportional to 1,812.84, 2,720.27 and 1,673.52

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Solution

The fourth proportional to 1,812.84, 2,720.27 and 1,673.52 is: 2,511.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812.84 : 2,720.27 = 1,673.52 : x
  2. Step 2: Convert to fraction form
    1,812.84/2,720.27 = 1,673.52/x
  3. Step 3: Cross multiply
    1,812.84x = 2,720.27 × 1,673.52
  4. Step 4: Simplify right side
    1,812.84x = 4,552,426.25
  5. Step 5: Solve for x
    x = 4,552,426.25/1,812.84
  6. Step 6: Final answer
    x = 2,511.21

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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.