Home / 9,795.96-13,518.41-5,605.02

Finding the Fourth Proportional to 9,795.96, 13,518.41 and 5,605.02

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Solution

The fourth proportional to 9,795.96, 13,518.41 and 5,605.02 is: 7,734.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,795.96 : 13,518.41 = 5,605.02 : x
  2. Step 2: Convert to fraction form
    9,795.96/13,518.41 = 5,605.02/x
  3. Step 3: Cross multiply
    9,795.96x = 13,518.41 × 5,605.02
  4. Step 4: Simplify right side
    9,795.96x = 75,770,930.39
  5. Step 5: Solve for x
    x = 75,770,930.39/9,795.96
  6. Step 6: Final answer
    x = 7,734.92

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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.