Home / 6,766.81-9,328.26-4,376.60

Finding the Fourth Proportional to 6,766.81, 9,328.26 and 4,376.60

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Solution

The fourth proportional to 6,766.81, 9,328.26 and 4,376.60 is: 6,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766.81 : 9,328.26 = 4,376.60 : x
  2. Step 2: Convert to fraction form
    6,766.81/9,328.26 = 4,376.60/x
  3. Step 3: Cross multiply
    6,766.81x = 9,328.26 × 4,376.60
  4. Step 4: Simplify right side
    6,766.81x = 40,826,062.72
  5. Step 5: Solve for x
    x = 40,826,062.72/6,766.81
  6. Step 6: Final answer
    x = 6,033.28

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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.