Home / 5,726.81-8,589.20-2,606.09

Finding the Fourth Proportional to 5,726.81, 8,589.20 and 2,606.09

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Solution

The fourth proportional to 5,726.81, 8,589.20 and 2,606.09 is: 3,908.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.81 : 8,589.20 = 2,606.09 : x
  2. Step 2: Convert to fraction form
    5,726.81/8,589.20 = 2,606.09/x
  3. Step 3: Cross multiply
    5,726.81x = 8,589.20 × 2,606.09
  4. Step 4: Simplify right side
    5,726.81x = 22,384,228.23
  5. Step 5: Solve for x
    x = 22,384,228.23/5,726.81
  6. Step 6: Final answer
    x = 3,908.67

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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.