Home / 3,734.18-5,153.22-2,140.82

Finding the Fourth Proportional to 3,734.18, 5,153.22 and 2,140.82

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Solution

The fourth proportional to 3,734.18, 5,153.22 and 2,140.82 is: 2,954.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.18 : 5,153.22 = 2,140.82 : x
  2. Step 2: Convert to fraction form
    3,734.18/5,153.22 = 2,140.82/x
  3. Step 3: Cross multiply
    3,734.18x = 5,153.22 × 2,140.82
  4. Step 4: Simplify right side
    3,734.18x = 11,032,090.67
  5. Step 5: Solve for x
    x = 11,032,090.67/3,734.18
  6. Step 6: Final answer
    x = 2,954.36

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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.