Home / 2,165.33-2,985.66-1,849.64

Finding the Fourth Proportional to 2,165.33, 2,985.66 and 1,849.64

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Solution

The fourth proportional to 2,165.33, 2,985.66 and 1,849.64 is: 2,550.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165.33 : 2,985.66 = 1,849.64 : x
  2. Step 2: Convert to fraction form
    2,165.33/2,985.66 = 1,849.64/x
  3. Step 3: Cross multiply
    2,165.33x = 2,985.66 × 1,849.64
  4. Step 4: Simplify right side
    2,165.33x = 5,522,381.23
  5. Step 5: Solve for x
    x = 5,522,381.23/2,165.33
  6. Step 6: Final answer
    x = 2,550.36

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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.