Home / 4,885.35-7,323.36-2,109.27

Finding the Fourth Proportional to 4,885.35, 7,323.36 and 2,109.27

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Solution

The fourth proportional to 4,885.35, 7,323.36 and 2,109.27 is: 3,161.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.35 : 7,323.36 = 2,109.27 : x
  2. Step 2: Convert to fraction form
    4,885.35/7,323.36 = 2,109.27/x
  3. Step 3: Cross multiply
    4,885.35x = 7,323.36 × 2,109.27
  4. Step 4: Simplify right side
    4,885.35x = 15,446,943.55
  5. Step 5: Solve for x
    x = 15,446,943.55/4,885.35
  6. Step 6: Final answer
    x = 3,161.89

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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.