Home / 8,535.21-12,794.39-4,087.73

Finding the Fourth Proportional to 8,535.21, 12,794.39 and 4,087.73

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Solution

The fourth proportional to 8,535.21, 12,794.39 and 4,087.73 is: 6,127.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535.21 : 12,794.39 = 4,087.73 : x
  2. Step 2: Convert to fraction form
    8,535.21/12,794.39 = 4,087.73/x
  3. Step 3: Cross multiply
    8,535.21x = 12,794.39 × 4,087.73
  4. Step 4: Simplify right side
    8,535.21x = 52,300,038.71
  5. Step 5: Solve for x
    x = 52,300,038.71/8,535.21
  6. Step 6: Final answer
    x = 6,127.57

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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.