Home / 4,758.64-7,139.56-2,293.18

Finding the Fourth Proportional to 4,758.64, 7,139.56 and 2,293.18

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Solution

The fourth proportional to 4,758.64, 7,139.56 and 2,293.18 is: 3,440.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758.64 : 7,139.56 = 2,293.18 : x
  2. Step 2: Convert to fraction form
    4,758.64/7,139.56 = 2,293.18/x
  3. Step 3: Cross multiply
    4,758.64x = 7,139.56 × 2,293.18
  4. Step 4: Simplify right side
    4,758.64x = 16,372,272.62
  5. Step 5: Solve for x
    x = 16,372,272.62/4,758.64
  6. Step 6: Final answer
    x = 3,440.54

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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.