Home / 2,927.33-4,391.45-1,284.35

Finding the Fourth Proportional to 2,927.33, 4,391.45 and 1,284.35

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Solution

The fourth proportional to 2,927.33, 4,391.45 and 1,284.35 is: 1,926.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.33 : 4,391.45 = 1,284.35 : x
  2. Step 2: Convert to fraction form
    2,927.33/4,391.45 = 1,284.35/x
  3. Step 3: Cross multiply
    2,927.33x = 4,391.45 × 1,284.35
  4. Step 4: Simplify right side
    2,927.33x = 5,640,130.43
  5. Step 5: Solve for x
    x = 5,640,130.43/2,927.33
  6. Step 6: Final answer
    x = 1,926.72

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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.