Home / 6,127.87-9,191.50-1,968.08

Finding the Fourth Proportional to 6,127.87, 9,191.50 and 1,968.08

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Solution

The fourth proportional to 6,127.87, 9,191.50 and 1,968.08 is: 2,952.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.87 : 9,191.50 = 1,968.08 : x
  2. Step 2: Convert to fraction form
    6,127.87/9,191.50 = 1,968.08/x
  3. Step 3: Cross multiply
    6,127.87x = 9,191.50 × 1,968.08
  4. Step 4: Simplify right side
    6,127.87x = 18,089,630.30
  5. Step 5: Solve for x
    x = 18,089,630.30/6,127.87
  6. Step 6: Final answer
    x = 2,952.03

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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.