Home / 1,819.84-2,511.60-1,034.08

Finding the Fourth Proportional to 1,819.84, 2,511.60 and 1,034.08

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Solution

The fourth proportional to 1,819.84, 2,511.60 and 1,034.08 is: 1,427.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.84 : 2,511.60 = 1,034.08 : x
  2. Step 2: Convert to fraction form
    1,819.84/2,511.60 = 1,034.08/x
  3. Step 3: Cross multiply
    1,819.84x = 2,511.60 × 1,034.08
  4. Step 4: Simplify right side
    1,819.84x = 2,597,195.33
  5. Step 5: Solve for x
    x = 2,597,195.33/1,819.84
  6. Step 6: Final answer
    x = 1,427.16

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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.