Home / 1,819.32-2,511-1,033.32

Finding the Fourth Proportional to 1,819.32, 2,511 and 1,033.32

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Solution

The fourth proportional to 1,819.32, 2,511 and 1,033.32 is: 1,426.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.32 : 2,511 = 1,033.32 : x
  2. Step 2: Convert to fraction form
    1,819.32/2,511 = 1,033.32/x
  3. Step 3: Cross multiply
    1,819.32x = 2,511 × 1,033.32
  4. Step 4: Simplify right side
    1,819.32x = 2,594,666.52
  5. Step 5: Solve for x
    x = 2,594,666.52/1,819.32
  6. Step 6: Final answer
    x = 1,426.17

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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.