Home / 6,807.27-10,211.53-2,647.59

Finding the Fourth Proportional to 6,807.27, 10,211.53 and 2,647.59

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Solution

The fourth proportional to 6,807.27, 10,211.53 and 2,647.59 is: 3,971.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807.27 : 10,211.53 = 2,647.59 : x
  2. Step 2: Convert to fraction form
    6,807.27/10,211.53 = 2,647.59/x
  3. Step 3: Cross multiply
    6,807.27x = 10,211.53 × 2,647.59
  4. Step 4: Simplify right side
    6,807.27x = 27,035,969.65
  5. Step 5: Solve for x
    x = 27,035,969.65/6,807.27
  6. Step 6: Final answer
    x = 3,971.63

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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.