Home / 5,758.58-8,626.56-2,987.09

Finding the Fourth Proportional to 5,758.58, 8,626.56 and 2,987.09

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Solution

The fourth proportional to 5,758.58, 8,626.56 and 2,987.09 is: 4,474.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.58 : 8,626.56 = 2,987.09 : x
  2. Step 2: Convert to fraction form
    5,758.58/8,626.56 = 2,987.09/x
  3. Step 3: Cross multiply
    5,758.58x = 8,626.56 × 2,987.09
  4. Step 4: Simplify right side
    5,758.58x = 25,768,267.98
  5. Step 5: Solve for x
    x = 25,768,267.98/5,758.58
  6. Step 6: Final answer
    x = 4,474.76

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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.