Home / 3,346.25-4,617.95-2,019.70

Finding the Fourth Proportional to 3,346.25, 4,617.95 and 2,019.70

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Solution

The fourth proportional to 3,346.25, 4,617.95 and 2,019.70 is: 2,787.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.25 : 4,617.95 = 2,019.70 : x
  2. Step 2: Convert to fraction form
    3,346.25/4,617.95 = 2,019.70/x
  3. Step 3: Cross multiply
    3,346.25x = 4,617.95 × 2,019.70
  4. Step 4: Simplify right side
    3,346.25x = 9,326,843.31
  5. Step 5: Solve for x
    x = 9,326,843.31/3,346.25
  6. Step 6: Final answer
    x = 2,787.25

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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.