Home / 4,451.81-6,675.89-1,984.94

Finding the Fourth Proportional to 4,451.81, 6,675.89 and 1,984.94

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Solution

The fourth proportional to 4,451.81, 6,675.89 and 1,984.94 is: 2,976.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.81 : 6,675.89 = 1,984.94 : x
  2. Step 2: Convert to fraction form
    4,451.81/6,675.89 = 1,984.94/x
  3. Step 3: Cross multiply
    4,451.81x = 6,675.89 × 1,984.94
  4. Step 4: Simplify right side
    4,451.81x = 13,251,197.79
  5. Step 5: Solve for x
    x = 13,251,197.79/4,451.81
  6. Step 6: Final answer
    x = 2,976.59

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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.