Home / 7,024.75-9,693.30-3,880.96

Finding the Fourth Proportional to 7,024.75, 9,693.30 and 3,880.96

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Solution

The fourth proportional to 7,024.75, 9,693.30 and 3,880.96 is: 5,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,024.75 : 9,693.30 = 3,880.96 : x
  2. Step 2: Convert to fraction form
    7,024.75/9,693.30 = 3,880.96/x
  3. Step 3: Cross multiply
    7,024.75x = 9,693.30 × 3,880.96
  4. Step 4: Simplify right side
    7,024.75x = 37,619,309.57
  5. Step 5: Solve for x
    x = 37,619,309.57/7,024.75
  6. Step 6: Final answer
    x = 5,355.25

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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.