Home / 1,824.23-2,736.25-1,621.13

Finding the Fourth Proportional to 1,824.23, 2,736.25 and 1,621.13

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Solution

The fourth proportional to 1,824.23, 2,736.25 and 1,621.13 is: 2,431.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.23 : 2,736.25 = 1,621.13 : x
  2. Step 2: Convert to fraction form
    1,824.23/2,736.25 = 1,621.13/x
  3. Step 3: Cross multiply
    1,824.23x = 2,736.25 × 1,621.13
  4. Step 4: Simplify right side
    1,824.23x = 4,435,799.23
  5. Step 5: Solve for x
    x = 4,435,799.23/1,824.23
  6. Step 6: Final answer
    x = 2,431.60

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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.