Home / 8,586.90-12,878.26-2,346.94

Finding the Fourth Proportional to 8,586.90, 12,878.26 and 2,346.94

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Solution

The fourth proportional to 8,586.90, 12,878.26 and 2,346.94 is: 3,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586.90 : 12,878.26 = 2,346.94 : x
  2. Step 2: Convert to fraction form
    8,586.90/12,878.26 = 2,346.94/x
  3. Step 3: Cross multiply
    8,586.90x = 12,878.26 × 2,346.94
  4. Step 4: Simplify right side
    8,586.90x = 30,224,503.52
  5. Step 5: Solve for x
    x = 30,224,503.52/8,586.90
  6. Step 6: Final answer
    x = 3,519.84

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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.