Home / 2,350.64-3,243.57-1,356.24

Finding the Fourth Proportional to 2,350.64, 3,243.57 and 1,356.24

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Solution

The fourth proportional to 2,350.64, 3,243.57 and 1,356.24 is: 1,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.64 : 3,243.57 = 1,356.24 : x
  2. Step 2: Convert to fraction form
    2,350.64/3,243.57 = 1,356.24/x
  3. Step 3: Cross multiply
    2,350.64x = 3,243.57 × 1,356.24
  4. Step 4: Simplify right side
    2,350.64x = 4,399,055.84
  5. Step 5: Solve for x
    x = 4,399,055.84/2,350.64
  6. Step 6: Final answer
    x = 1,871.43

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1.5x scale

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.