Home / 1,885.35-2,825.39-1,606.25

Finding the Fourth Proportional to 1,885.35, 2,825.39 and 1,606.25

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Solution

The fourth proportional to 1,885.35, 2,825.39 and 1,606.25 is: 2,407.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885.35 : 2,825.39 = 1,606.25 : x
  2. Step 2: Convert to fraction form
    1,885.35/2,825.39 = 1,606.25/x
  3. Step 3: Cross multiply
    1,885.35x = 2,825.39 × 1,606.25
  4. Step 4: Simplify right side
    1,885.35x = 4,538,282.69
  5. Step 5: Solve for x
    x = 4,538,282.69/1,885.35
  6. Step 6: Final answer
    x = 2,407.13

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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.