Home / 5,858.81-8,085.35-3,206.22

Finding the Fourth Proportional to 5,858.81, 8,085.35 and 3,206.22

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Solution

The fourth proportional to 5,858.81, 8,085.35 and 3,206.22 is: 4,424.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.81 : 8,085.35 = 3,206.22 : x
  2. Step 2: Convert to fraction form
    5,858.81/8,085.35 = 3,206.22/x
  3. Step 3: Cross multiply
    5,858.81x = 8,085.35 × 3,206.22
  4. Step 4: Simplify right side
    5,858.81x = 25,923,410.88
  5. Step 5: Solve for x
    x = 25,923,410.88/5,858.81
  6. Step 6: Final answer
    x = 4,424.69

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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.