Home / 7,430.97-11,168.34-4,850.31

Finding the Fourth Proportional to 7,430.97, 11,168.34 and 4,850.31

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Solution

The fourth proportional to 7,430.97, 11,168.34 and 4,850.31 is: 7,289.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.97 : 11,168.34 = 4,850.31 : x
  2. Step 2: Convert to fraction form
    7,430.97/11,168.34 = 4,850.31/x
  3. Step 3: Cross multiply
    7,430.97x = 11,168.34 × 4,850.31
  4. Step 4: Simplify right side
    7,430.97x = 54,169,911.19
  5. Step 5: Solve for x
    x = 54,169,911.19/7,430.97
  6. Step 6: Final answer
    x = 7,289.75

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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.