Home / 6,191.70-8,544.56-3,675.03

Finding the Fourth Proportional to 6,191.70, 8,544.56 and 3,675.03

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Solution

The fourth proportional to 6,191.70, 8,544.56 and 3,675.03 is: 5,071.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191.70 : 8,544.56 = 3,675.03 : x
  2. Step 2: Convert to fraction form
    6,191.70/8,544.56 = 3,675.03/x
  3. Step 3: Cross multiply
    6,191.70x = 8,544.56 × 3,675.03
  4. Step 4: Simplify right side
    6,191.70x = 31,401,495.96
  5. Step 5: Solve for x
    x = 31,401,495.96/6,191.70
  6. Step 6: Final answer
    x = 5,071.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.