Home / 6,840.91-10,261.46-4,515.80

Finding the Fourth Proportional to 6,840.91, 10,261.46 and 4,515.80

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Solution

The fourth proportional to 6,840.91, 10,261.46 and 4,515.80 is: 6,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840.91 : 10,261.46 = 4,515.80 : x
  2. Step 2: Convert to fraction form
    6,840.91/10,261.46 = 4,515.80/x
  3. Step 3: Cross multiply
    6,840.91x = 10,261.46 × 4,515.80
  4. Step 4: Simplify right side
    6,840.91x = 46,338,738.01
  5. Step 5: Solve for x
    x = 46,338,738.01/6,840.91
  6. Step 6: Final answer
    x = 6,773.77

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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.