Home / 1,784.24-2,662.30-1,589.36

Finding the Fourth Proportional to 1,784.24, 2,662.30 and 1,589.36

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Solution

The fourth proportional to 1,784.24, 2,662.30 and 1,589.36 is: 2,371.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784.24 : 2,662.30 = 1,589.36 : x
  2. Step 2: Convert to fraction form
    1,784.24/2,662.30 = 1,589.36/x
  3. Step 3: Cross multiply
    1,784.24x = 2,662.30 × 1,589.36
  4. Step 4: Simplify right side
    1,784.24x = 4,231,353.13
  5. Step 5: Solve for x
    x = 4,231,353.13/1,784.24
  6. Step 6: Final answer
    x = 2,371.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.