Home / 1,845.62-2,756.79-1,554.02

Finding the Fourth Proportional to 1,845.62, 2,756.79 and 1,554.02

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Solution

The fourth proportional to 1,845.62, 2,756.79 and 1,554.02 is: 2,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.62 : 2,756.79 = 1,554.02 : x
  2. Step 2: Convert to fraction form
    1,845.62/2,756.79 = 1,554.02/x
  3. Step 3: Cross multiply
    1,845.62x = 2,756.79 × 1,554.02
  4. Step 4: Simplify right side
    1,845.62x = 4,284,099.03
  5. Step 5: Solve for x
    x = 4,284,099.03/1,845.62
  6. Step 6: Final answer
    x = 2,321.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.