Home / 2,356.28-3,534.42-1,623.64

Finding the Fourth Proportional to 2,356.28, 3,534.42 and 1,623.64

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Solution

The fourth proportional to 2,356.28, 3,534.42 and 1,623.64 is: 2,435.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.28 : 3,534.42 = 1,623.64 : x
  2. Step 2: Convert to fraction form
    2,356.28/3,534.42 = 1,623.64/x
  3. Step 3: Cross multiply
    2,356.28x = 3,534.42 × 1,623.64
  4. Step 4: Simplify right side
    2,356.28x = 5,738,625.69
  5. Step 5: Solve for x
    x = 5,738,625.69/2,356.28
  6. Step 6: Final answer
    x = 2,435.46

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1.5x scale

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.