Home / 3,009.35-4,153.47-2,016.35

Finding the Fourth Proportional to 3,009.35, 4,153.47 and 2,016.35

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Solution

The fourth proportional to 3,009.35, 4,153.47 and 2,016.35 is: 2,782.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.35 : 4,153.47 = 2,016.35 : x
  2. Step 2: Convert to fraction form
    3,009.35/4,153.47 = 2,016.35/x
  3. Step 3: Cross multiply
    3,009.35x = 4,153.47 × 2,016.35
  4. Step 4: Simplify right side
    3,009.35x = 8,374,859.62
  5. Step 5: Solve for x
    x = 8,374,859.62/3,009.35
  6. Step 6: Final answer
    x = 2,782.95

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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.