Home / 5,808.27-8,015.37-3,155.67

Finding the Fourth Proportional to 5,808.27, 8,015.37 and 3,155.67

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Solution

The fourth proportional to 5,808.27, 8,015.37 and 3,155.67 is: 4,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.27 : 8,015.37 = 3,155.67 : x
  2. Step 2: Convert to fraction form
    5,808.27/8,015.37 = 3,155.67/x
  3. Step 3: Cross multiply
    5,808.27x = 8,015.37 × 3,155.67
  4. Step 4: Simplify right side
    5,808.27x = 25,293,862.65
  5. Step 5: Solve for x
    x = 25,293,862.65/5,808.27
  6. Step 6: Final answer
    x = 4,354.80

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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.