Home / 1,911.36-2,864.64-1,033.83

Finding the Fourth Proportional to 1,911.36, 2,864.64 and 1,033.83

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Solution

The fourth proportional to 1,911.36, 2,864.64 and 1,033.83 is: 1,549.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911.36 : 2,864.64 = 1,033.83 : x
  2. Step 2: Convert to fraction form
    1,911.36/2,864.64 = 1,033.83/x
  3. Step 3: Cross multiply
    1,911.36x = 2,864.64 × 1,033.83
  4. Step 4: Simplify right side
    1,911.36x = 2,961,550.77
  5. Step 5: Solve for x
    x = 2,961,550.77/1,911.36
  6. Step 6: Final answer
    x = 1,549.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.