Home / 9,734.85-13,433.58-5,485.86

Finding the Fourth Proportional to 9,734.85, 13,433.58 and 5,485.86

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Solution

The fourth proportional to 9,734.85, 13,433.58 and 5,485.86 is: 7,570.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,734.85 : 13,433.58 = 5,485.86 : x
  2. Step 2: Convert to fraction form
    9,734.85/13,433.58 = 5,485.86/x
  3. Step 3: Cross multiply
    9,734.85x = 13,433.58 × 5,485.86
  4. Step 4: Simplify right side
    9,734.85x = 73,694,739.18
  5. Step 5: Solve for x
    x = 73,694,739.18/9,734.85
  6. Step 6: Final answer
    x = 7,570.20

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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.