Home / 5,814.18-8,023.57-3,161.57

Finding the Fourth Proportional to 5,814.18, 8,023.57 and 3,161.57

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Solution

The fourth proportional to 5,814.18, 8,023.57 and 3,161.57 is: 4,362.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.18 : 8,023.57 = 3,161.57 : x
  2. Step 2: Convert to fraction form
    5,814.18/8,023.57 = 3,161.57/x
  3. Step 3: Cross multiply
    5,814.18x = 8,023.57 × 3,161.57
  4. Step 4: Simplify right side
    5,814.18x = 25,367,030.18
  5. Step 5: Solve for x
    x = 25,367,030.18/5,814.18
  6. Step 6: Final answer
    x = 4,362.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.