Home / 2,043.77-2,819.43-1,335.35

Finding the Fourth Proportional to 2,043.77, 2,819.43 and 1,335.35

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Solution

The fourth proportional to 2,043.77, 2,819.43 and 1,335.35 is: 1,842.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.77 : 2,819.43 = 1,335.35 : x
  2. Step 2: Convert to fraction form
    2,043.77/2,819.43 = 1,335.35/x
  3. Step 3: Cross multiply
    2,043.77x = 2,819.43 × 1,335.35
  4. Step 4: Simplify right side
    2,043.77x = 3,764,911.75
  5. Step 5: Solve for x
    x = 3,764,911.75/2,043.77
  6. Step 6: Final answer
    x = 1,842.15

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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.