Home / 11,268.60-16,902.90-4,343.10

Finding the Fourth Proportional to 11,268.60, 16,902.90 and 4,343.10

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Solution

The fourth proportional to 11,268.60, 16,902.90 and 4,343.10 is: 6,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.60 : 16,902.90 = 4,343.10 : x
  2. Step 2: Convert to fraction form
    11,268.60/16,902.90 = 4,343.10/x
  3. Step 3: Cross multiply
    11,268.60x = 16,902.90 × 4,343.10
  4. Step 4: Simplify right side
    11,268.60x = 73,410,984.99
  5. Step 5: Solve for x
    x = 73,410,984.99/11,268.60
  6. Step 6: Final answer
    x = 6,514.65

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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.