Home / 1,686.35-2,533.49-1,593.11

Finding the Fourth Proportional to 1,686.35, 2,533.49 and 1,593.11

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Solution

The fourth proportional to 1,686.35, 2,533.49 and 1,593.11 is: 2,393.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686.35 : 2,533.49 = 1,593.11 : x
  2. Step 2: Convert to fraction form
    1,686.35/2,533.49 = 1,593.11/x
  3. Step 3: Cross multiply
    1,686.35x = 2,533.49 × 1,593.11
  4. Step 4: Simplify right side
    1,686.35x = 4,036,107.62
  5. Step 5: Solve for x
    x = 4,036,107.62/1,686.35
  6. Step 6: Final answer
    x = 2,393.41

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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.