Home / 3,518.10-4,856.09-2,102.83

Finding the Fourth Proportional to 3,518.10, 4,856.09 and 2,102.83

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Solution

The fourth proportional to 3,518.10, 4,856.09 and 2,102.83 is: 2,902.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.10 : 4,856.09 = 2,102.83 : x
  2. Step 2: Convert to fraction form
    3,518.10/4,856.09 = 2,102.83/x
  3. Step 3: Cross multiply
    3,518.10x = 4,856.09 × 2,102.83
  4. Step 4: Simplify right side
    3,518.10x = 10,211,509.08
  5. Step 5: Solve for x
    x = 10,211,509.08/3,518.10
  6. Step 6: Final answer
    x = 2,902.56

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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.