Home / 1,819.44-2,512.00-1,148.18

Finding the Fourth Proportional to 1,819.44, 2,512.00 and 1,148.18

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Solution

The fourth proportional to 1,819.44, 2,512.00 and 1,148.18 is: 1,585.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.44 : 2,512.00 = 1,148.18 : x
  2. Step 2: Convert to fraction form
    1,819.44/2,512.00 = 1,148.18/x
  3. Step 3: Cross multiply
    1,819.44x = 2,512.00 × 1,148.18
  4. Step 4: Simplify right side
    1,819.44x = 2,884,222.42
  5. Step 5: Solve for x
    x = 2,884,222.42/1,819.44
  6. Step 6: Final answer
    x = 1,585.23

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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.