Home / 2,523.50-3,788.29-1,821.23

Finding the Fourth Proportional to 2,523.50, 3,788.29 and 1,821.23

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Solution

The fourth proportional to 2,523.50, 3,788.29 and 1,821.23 is: 2,734.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,523.50 : 3,788.29 = 1,821.23 : x
  2. Step 2: Convert to fraction form
    2,523.50/3,788.29 = 1,821.23/x
  3. Step 3: Cross multiply
    2,523.50x = 3,788.29 × 1,821.23
  4. Step 4: Simplify right side
    2,523.50x = 6,899,347.40
  5. Step 5: Solve for x
    x = 6,899,347.40/2,523.50
  6. Step 6: Final answer
    x = 2,734.04

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1.5x scale

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.