Home / 2,356.43-3,535.21-1,664.45

Finding the Fourth Proportional to 2,356.43, 3,535.21 and 1,664.45

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Solution

The fourth proportional to 2,356.43, 3,535.21 and 1,664.45 is: 2,497.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.43 : 3,535.21 = 1,664.45 : x
  2. Step 2: Convert to fraction form
    2,356.43/3,535.21 = 1,664.45/x
  3. Step 3: Cross multiply
    2,356.43x = 3,535.21 × 1,664.45
  4. Step 4: Simplify right side
    2,356.43x = 5,884,180.28
  5. Step 5: Solve for x
    x = 5,884,180.28/2,356.43
  6. Step 6: Final answer
    x = 2,497.07

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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.