Home / 1,885.67-2,828.30-587.03

Finding the Fourth Proportional to 1,885.67, 2,828.30 and 587.03

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Solution

The fourth proportional to 1,885.67, 2,828.30 and 587.03 is: 880.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885.67 : 2,828.30 = 587.03 : x
  2. Step 2: Convert to fraction form
    1,885.67/2,828.30 = 587.03/x
  3. Step 3: Cross multiply
    1,885.67x = 2,828.30 × 587.03
  4. Step 4: Simplify right side
    1,885.67x = 1,660,294.01
  5. Step 5: Solve for x
    x = 1,660,294.01/1,885.67
  6. Step 6: Final answer
    x = 880.48

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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.