Home / 4,153.78-6,227.18-1,690.37

Finding the Fourth Proportional to 4,153.78, 6,227.18 and 1,690.37

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Solution

The fourth proportional to 4,153.78, 6,227.18 and 1,690.37 is: 2,534.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.78 : 6,227.18 = 1,690.37 : x
  2. Step 2: Convert to fraction form
    4,153.78/6,227.18 = 1,690.37/x
  3. Step 3: Cross multiply
    4,153.78x = 6,227.18 × 1,690.37
  4. Step 4: Simplify right side
    4,153.78x = 10,526,228.36
  5. Step 5: Solve for x
    x = 10,526,228.36/4,153.78
  6. Step 6: Final answer
    x = 2,534.13

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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.