Home / 1,955.56-2,925.99-1,371.70

Finding the Fourth Proportional to 1,955.56, 2,925.99 and 1,371.70

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Solution

The fourth proportional to 1,955.56, 2,925.99 and 1,371.70 is: 2,052.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955.56 : 2,925.99 = 1,371.70 : x
  2. Step 2: Convert to fraction form
    1,955.56/2,925.99 = 1,371.70/x
  3. Step 3: Cross multiply
    1,955.56x = 2,925.99 × 1,371.70
  4. Step 4: Simplify right side
    1,955.56x = 4,013,580.94
  5. Step 5: Solve for x
    x = 4,013,580.94/1,955.56
  6. Step 6: Final answer
    x = 2,052.39

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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.