Home / 1,623.24-2,431.62-1,465.56

Finding the Fourth Proportional to 1,623.24, 2,431.62 and 1,465.56

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Solution

The fourth proportional to 1,623.24, 2,431.62 and 1,465.56 is: 2,195.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.24 : 2,431.62 = 1,465.56 : x
  2. Step 2: Convert to fraction form
    1,623.24/2,431.62 = 1,465.56/x
  3. Step 3: Cross multiply
    1,623.24x = 2,431.62 × 1,465.56
  4. Step 4: Simplify right side
    1,623.24x = 3,563,685.01
  5. Step 5: Solve for x
    x = 3,563,685.01/1,623.24
  6. Step 6: Final answer
    x = 2,195.41

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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.