Home / 3,763.90-5,193.65-2,085.41

Finding the Fourth Proportional to 3,763.90, 5,193.65 and 2,085.41

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Solution

The fourth proportional to 3,763.90, 5,193.65 and 2,085.41 is: 2,877.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.90 : 5,193.65 = 2,085.41 : x
  2. Step 2: Convert to fraction form
    3,763.90/5,193.65 = 2,085.41/x
  3. Step 3: Cross multiply
    3,763.90x = 5,193.65 × 2,085.41
  4. Step 4: Simplify right side
    3,763.90x = 10,830,889.65
  5. Step 5: Solve for x
    x = 10,830,889.65/3,763.90
  6. Step 6: Final answer
    x = 2,877.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.