Home / 3,711.36-5,122.16-2,436.33

Finding the Fourth Proportional to 3,711.36, 5,122.16 and 2,436.33

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Solution

The fourth proportional to 3,711.36, 5,122.16 and 2,436.33 is: 3,362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.36 : 5,122.16 = 2,436.33 : x
  2. Step 2: Convert to fraction form
    3,711.36/5,122.16 = 2,436.33/x
  3. Step 3: Cross multiply
    3,711.36x = 5,122.16 × 2,436.33
  4. Step 4: Simplify right side
    3,711.36x = 12,479,259.89
  5. Step 5: Solve for x
    x = 12,479,259.89/3,711.36
  6. Step 6: Final answer
    x = 3,362.45

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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.