Home / 3,366.95-4,645.89-2,040.80

Finding the Fourth Proportional to 3,366.95, 4,645.89 and 2,040.80

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Solution

The fourth proportional to 3,366.95, 4,645.89 and 2,040.80 is: 2,816.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.95 : 4,645.89 = 2,040.80 : x
  2. Step 2: Convert to fraction form
    3,366.95/4,645.89 = 2,040.80/x
  3. Step 3: Cross multiply
    3,366.95x = 4,645.89 × 2,040.80
  4. Step 4: Simplify right side
    3,366.95x = 9,481,332.31
  5. Step 5: Solve for x
    x = 9,481,332.31/3,366.95
  6. Step 6: Final answer
    x = 2,816.00

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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.