Home / 1,609.02-2,205.99-1,579.86

Finding the Fourth Proportional to 1,609.02, 2,205.99 and 1,579.86

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Solution

The fourth proportional to 1,609.02, 2,205.99 and 1,579.86 is: 2,166.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609.02 : 2,205.99 = 1,579.86 : x
  2. Step 2: Convert to fraction form
    1,609.02/2,205.99 = 1,579.86/x
  3. Step 3: Cross multiply
    1,609.02x = 2,205.99 × 1,579.86
  4. Step 4: Simplify right side
    1,609.02x = 3,485,155.36
  5. Step 5: Solve for x
    x = 3,485,155.36/1,609.02
  6. Step 6: Final answer
    x = 2,166.01

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.