Home / 4,446.93-6,670.40-1,813.86

Finding the Fourth Proportional to 4,446.93, 6,670.40 and 1,813.86

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Solution

The fourth proportional to 4,446.93, 6,670.40 and 1,813.86 is: 2,720.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.93 : 6,670.40 = 1,813.86 : x
  2. Step 2: Convert to fraction form
    4,446.93/6,670.40 = 1,813.86/x
  3. Step 3: Cross multiply
    4,446.93x = 6,670.40 × 1,813.86
  4. Step 4: Simplify right side
    4,446.93x = 12,099,162.67
  5. Step 5: Solve for x
    x = 12,099,162.67/4,446.93
  6. Step 6: Final answer
    x = 2,720.79

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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.