Home / 5,147.07-7,102.24-3,023.11

Finding the Fourth Proportional to 5,147.07, 7,102.24 and 3,023.11

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Solution

The fourth proportional to 5,147.07, 7,102.24 and 3,023.11 is: 4,171.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147.07 : 7,102.24 = 3,023.11 : x
  2. Step 2: Convert to fraction form
    5,147.07/7,102.24 = 3,023.11/x
  3. Step 3: Cross multiply
    5,147.07x = 7,102.24 × 3,023.11
  4. Step 4: Simplify right side
    5,147.07x = 21,470,852.77
  5. Step 5: Solve for x
    x = 21,470,852.77/5,147.07
  6. Step 6: Final answer
    x = 4,171.47

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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.