Home / 5,751.40-8,627.78-2,054.16

Finding the Fourth Proportional to 5,751.40, 8,627.78 and 2,054.16

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Solution

The fourth proportional to 5,751.40, 8,627.78 and 2,054.16 is: 3,081.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.40 : 8,627.78 = 2,054.16 : x
  2. Step 2: Convert to fraction form
    5,751.40/8,627.78 = 2,054.16/x
  3. Step 3: Cross multiply
    5,751.40x = 8,627.78 × 2,054.16
  4. Step 4: Simplify right side
    5,751.40x = 17,722,840.56
  5. Step 5: Solve for x
    x = 17,722,840.56/5,751.40
  6. Step 6: Final answer
    x = 3,081.48

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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.