Home / 2,043.32-2,819.64-1,159.14

Finding the Fourth Proportional to 2,043.32, 2,819.64 and 1,159.14

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Solution

The fourth proportional to 2,043.32, 2,819.64 and 1,159.14 is: 1,599.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.32 : 2,819.64 = 1,159.14 : x
  2. Step 2: Convert to fraction form
    2,043.32/2,819.64 = 1,159.14/x
  3. Step 3: Cross multiply
    2,043.32x = 2,819.64 × 1,159.14
  4. Step 4: Simplify right side
    2,043.32x = 3,268,357.51
  5. Step 5: Solve for x
    x = 3,268,357.51/2,043.32
  6. Step 6: Final answer
    x = 1,599.53

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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.