Home / 5,111.74-7,665.23-3,004.36

Finding the Fourth Proportional to 5,111.74, 7,665.23 and 3,004.36

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Solution

The fourth proportional to 5,111.74, 7,665.23 and 3,004.36 is: 4,505.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111.74 : 7,665.23 = 3,004.36 : x
  2. Step 2: Convert to fraction form
    5,111.74/7,665.23 = 3,004.36/x
  3. Step 3: Cross multiply
    5,111.74x = 7,665.23 × 3,004.36
  4. Step 4: Simplify right side
    5,111.74x = 23,029,098.75
  5. Step 5: Solve for x
    x = 23,029,098.75/5,111.74
  6. Step 6: Final answer
    x = 4,505.14

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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.