Home / 6,690.60-10,035.66-2,311.08

Finding the Fourth Proportional to 6,690.60, 10,035.66 and 2,311.08

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Solution

The fourth proportional to 6,690.60, 10,035.66 and 2,311.08 is: 3,466.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690.60 : 10,035.66 = 2,311.08 : x
  2. Step 2: Convert to fraction form
    6,690.60/10,035.66 = 2,311.08/x
  3. Step 3: Cross multiply
    6,690.60x = 10,035.66 × 2,311.08
  4. Step 4: Simplify right side
    6,690.60x = 23,193,213.11
  5. Step 5: Solve for x
    x = 23,193,213.11/6,690.60
  6. Step 6: Final answer
    x = 3,466.54

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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.