Home / 3,787.09-5,224.35-2,442.35

Finding the Fourth Proportional to 3,787.09, 5,224.35 and 2,442.35

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Solution

The fourth proportional to 3,787.09, 5,224.35 and 2,442.35 is: 3,369.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.09 : 5,224.35 = 2,442.35 : x
  2. Step 2: Convert to fraction form
    3,787.09/5,224.35 = 2,442.35/x
  3. Step 3: Cross multiply
    3,787.09x = 5,224.35 × 2,442.35
  4. Step 4: Simplify right side
    3,787.09x = 12,759,674.26
  5. Step 5: Solve for x
    x = 12,759,674.26/3,787.09
  6. Step 6: Final answer
    x = 3,369.25

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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.