Home / 11,114.40-16,671.60-4,539.09

Finding the Fourth Proportional to 11,114.40, 16,671.60 and 4,539.09

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Solution

The fourth proportional to 11,114.40, 16,671.60 and 4,539.09 is: 6,808.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114.40 : 16,671.60 = 4,539.09 : x
  2. Step 2: Convert to fraction form
    11,114.40/16,671.60 = 4,539.09/x
  3. Step 3: Cross multiply
    11,114.40x = 16,671.60 × 4,539.09
  4. Step 4: Simplify right side
    11,114.40x = 75,673,892.84
  5. Step 5: Solve for x
    x = 75,673,892.84/11,114.40
  6. Step 6: Final answer
    x = 6,808.64

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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.