Home / 8,861.42-13,291.26-3,017.96

Finding the Fourth Proportional to 8,861.42, 13,291.26 and 3,017.96

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Solution

The fourth proportional to 8,861.42, 13,291.26 and 3,017.96 is: 4,526.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.42 : 13,291.26 = 3,017.96 : x
  2. Step 2: Convert to fraction form
    8,861.42/13,291.26 = 3,017.96/x
  3. Step 3: Cross multiply
    8,861.42x = 13,291.26 × 3,017.96
  4. Step 4: Simplify right side
    8,861.42x = 40,112,491.03
  5. Step 5: Solve for x
    x = 40,112,491.03/8,861.42
  6. Step 6: Final answer
    x = 4,526.64

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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.