Home / 3,346.70-4,619.37-2,087.02

Finding the Fourth Proportional to 3,346.70, 4,619.37 and 2,087.02

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Solution

The fourth proportional to 3,346.70, 4,619.37 and 2,087.02 is: 2,880.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.70 : 4,619.37 = 2,087.02 : x
  2. Step 2: Convert to fraction form
    3,346.70/4,619.37 = 2,087.02/x
  3. Step 3: Cross multiply
    3,346.70x = 4,619.37 × 2,087.02
  4. Step 4: Simplify right side
    3,346.70x = 9,640,690.52
  5. Step 5: Solve for x
    x = 9,640,690.52/3,346.70
  6. Step 6: Final answer
    x = 2,880.65

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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.