Home / 3,511.08-4,844.66-2,018.68

Finding the Fourth Proportional to 3,511.08, 4,844.66 and 2,018.68

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Solution

The fourth proportional to 3,511.08, 4,844.66 and 2,018.68 is: 2,785.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.08 : 4,844.66 = 2,018.68 : x
  2. Step 2: Convert to fraction form
    3,511.08/4,844.66 = 2,018.68/x
  3. Step 3: Cross multiply
    3,511.08x = 4,844.66 × 2,018.68
  4. Step 4: Simplify right side
    3,511.08x = 9,779,818.25
  5. Step 5: Solve for x
    x = 9,779,818.25/3,511.08
  6. Step 6: Final answer
    x = 2,785.42

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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.