Home / 7,840.53-11,771.24-4,555.98

Finding the Fourth Proportional to 7,840.53, 11,771.24 and 4,555.98

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Solution

The fourth proportional to 7,840.53, 11,771.24 and 4,555.98 is: 6,840.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,840.53 : 11,771.24 = 4,555.98 : x
  2. Step 2: Convert to fraction form
    7,840.53/11,771.24 = 4,555.98/x
  3. Step 3: Cross multiply
    7,840.53x = 11,771.24 × 4,555.98
  4. Step 4: Simplify right side
    7,840.53x = 53,629,511.24
  5. Step 5: Solve for x
    x = 53,629,511.24/7,840.53
  6. Step 6: Final answer
    x = 6,840.04

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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.