Home / 3,260.09-4,498.88-1,863.11

Finding the Fourth Proportional to 3,260.09, 4,498.88 and 1,863.11

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Solution

The fourth proportional to 3,260.09, 4,498.88 and 1,863.11 is: 2,571.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.09 : 4,498.88 = 1,863.11 : x
  2. Step 2: Convert to fraction form
    3,260.09/4,498.88 = 1,863.11/x
  3. Step 3: Cross multiply
    3,260.09x = 4,498.88 × 1,863.11
  4. Step 4: Simplify right side
    3,260.09x = 8,381,876.51
  5. Step 5: Solve for x
    x = 8,381,876.51/3,260.09
  6. Step 6: Final answer
    x = 2,571.06

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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.