Home / 11,098.08-16,646.96-2,778.06

Finding the Fourth Proportional to 11,098.08, 16,646.96 and 2,778.06

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Solution

The fourth proportional to 11,098.08, 16,646.96 and 2,778.06 is: 4,167.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.08 : 16,646.96 = 2,778.06 : x
  2. Step 2: Convert to fraction form
    11,098.08/16,646.96 = 2,778.06/x
  3. Step 3: Cross multiply
    11,098.08x = 16,646.96 × 2,778.06
  4. Step 4: Simplify right side
    11,098.08x = 46,246,239.81
  5. Step 5: Solve for x
    x = 46,246,239.81/11,098.08
  6. Step 6: Final answer
    x = 4,167.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.