Home / 1,838.50-2,759.06-1,017.43

Finding the Fourth Proportional to 1,838.50, 2,759.06 and 1,017.43

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Solution

The fourth proportional to 1,838.50, 2,759.06 and 1,017.43 is: 1,526.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.50 : 2,759.06 = 1,017.43 : x
  2. Step 2: Convert to fraction form
    1,838.50/2,759.06 = 1,017.43/x
  3. Step 3: Cross multiply
    1,838.50x = 2,759.06 × 1,017.43
  4. Step 4: Simplify right side
    1,838.50x = 2,807,146.06
  5. Step 5: Solve for x
    x = 2,807,146.06/1,838.50
  6. Step 6: Final answer
    x = 1,526.87

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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.