Home / 4,261.36-6,391.53-1,141.60

Finding the Fourth Proportional to 4,261.36, 6,391.53 and 1,141.60

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Solution

The fourth proportional to 4,261.36, 6,391.53 and 1,141.60 is: 1,712.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.36 : 6,391.53 = 1,141.60 : x
  2. Step 2: Convert to fraction form
    4,261.36/6,391.53 = 1,141.60/x
  3. Step 3: Cross multiply
    4,261.36x = 6,391.53 × 1,141.60
  4. Step 4: Simplify right side
    4,261.36x = 7,296,570.65
  5. Step 5: Solve for x
    x = 7,296,570.65/4,261.36
  6. Step 6: Final answer
    x = 1,712.26

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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.