Home / 3,510.57-4,845.41-2,019.35

Finding the Fourth Proportional to 3,510.57, 4,845.41 and 2,019.35

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Solution

The fourth proportional to 3,510.57, 4,845.41 and 2,019.35 is: 2,787.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.57 : 4,845.41 = 2,019.35 : x
  2. Step 2: Convert to fraction form
    3,510.57/4,845.41 = 2,019.35/x
  3. Step 3: Cross multiply
    3,510.57x = 4,845.41 × 2,019.35
  4. Step 4: Simplify right side
    3,510.57x = 9,784,544.36
  5. Step 5: Solve for x
    x = 9,784,544.36/3,510.57
  6. Step 6: Final answer
    x = 2,787.17

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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.