Home / 5,742.19-8,614.91-2,281.87

Finding the Fourth Proportional to 5,742.19, 8,614.91 and 2,281.87

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Solution

The fourth proportional to 5,742.19, 8,614.91 and 2,281.87 is: 3,423.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742.19 : 8,614.91 = 2,281.87 : x
  2. Step 2: Convert to fraction form
    5,742.19/8,614.91 = 2,281.87/x
  3. Step 3: Cross multiply
    5,742.19x = 8,614.91 × 2,281.87
  4. Step 4: Simplify right side
    5,742.19x = 19,658,104.68
  5. Step 5: Solve for x
    x = 19,658,104.68/5,742.19
  6. Step 6: Final answer
    x = 3,423.45

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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.