Home / 5,558.09-7,670.36-3,040.05

Finding the Fourth Proportional to 5,558.09, 7,670.36 and 3,040.05

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Solution

The fourth proportional to 5,558.09, 7,670.36 and 3,040.05 is: 4,195.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.09 : 7,670.36 = 3,040.05 : x
  2. Step 2: Convert to fraction form
    5,558.09/7,670.36 = 3,040.05/x
  3. Step 3: Cross multiply
    5,558.09x = 7,670.36 × 3,040.05
  4. Step 4: Simplify right side
    5,558.09x = 23,318,224.37
  5. Step 5: Solve for x
    x = 23,318,224.37/5,558.09
  6. Step 6: Final answer
    x = 4,195.37

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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.