Home / 2,795.40-4,193.82-1,975.32

Finding the Fourth Proportional to 2,795.40, 4,193.82 and 1,975.32

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Solution

The fourth proportional to 2,795.40, 4,193.82 and 1,975.32 is: 2,963.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.40 : 4,193.82 = 1,975.32 : x
  2. Step 2: Convert to fraction form
    2,795.40/4,193.82 = 1,975.32/x
  3. Step 3: Cross multiply
    2,795.40x = 4,193.82 × 1,975.32
  4. Step 4: Simplify right side
    2,795.40x = 8,284,136.52
  5. Step 5: Solve for x
    x = 8,284,136.52/2,795.40
  6. Step 6: Final answer
    x = 2,963.49

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1.5x scale

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.