Home / 2,535.98-3,805-1,148.34

Finding the Fourth Proportional to 2,535.98, 3,805 and 1,148.34

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Solution

The fourth proportional to 2,535.98, 3,805 and 1,148.34 is: 1,722.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535.98 : 3,805 = 1,148.34 : x
  2. Step 2: Convert to fraction form
    2,535.98/3,805 = 1,148.34/x
  3. Step 3: Cross multiply
    2,535.98x = 3,805 × 1,148.34
  4. Step 4: Simplify right side
    2,535.98x = 4,369,433.70
  5. Step 5: Solve for x
    x = 4,369,433.70/2,535.98
  6. Step 6: Final answer
    x = 1,722.98

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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.