Home / 3,498.32-4,826.34-2,005.70

Finding the Fourth Proportional to 3,498.32, 4,826.34 and 2,005.70

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Solution

The fourth proportional to 3,498.32, 4,826.34 and 2,005.70 is: 2,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.32 : 4,826.34 = 2,005.70 : x
  2. Step 2: Convert to fraction form
    3,498.32/4,826.34 = 2,005.70/x
  3. Step 3: Cross multiply
    3,498.32x = 4,826.34 × 2,005.70
  4. Step 4: Simplify right side
    3,498.32x = 9,680,190.14
  5. Step 5: Solve for x
    x = 9,680,190.14/3,498.32
  6. Step 6: Final answer
    x = 2,767.10

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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.