Home / 2,358.80-3,535.36-1,664.42

Finding the Fourth Proportional to 2,358.80, 3,535.36 and 1,664.42

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Solution

The fourth proportional to 2,358.80, 3,535.36 and 1,664.42 is: 2,494.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.80 : 3,535.36 = 1,664.42 : x
  2. Step 2: Convert to fraction form
    2,358.80/3,535.36 = 1,664.42/x
  3. Step 3: Cross multiply
    2,358.80x = 3,535.36 × 1,664.42
  4. Step 4: Simplify right side
    2,358.80x = 5,884,328.57
  5. Step 5: Solve for x
    x = 5,884,328.57/2,358.80
  6. Step 6: Final answer
    x = 2,494.63

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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.