Home / 8,396.19-11,586.25-4,619.22

Finding the Fourth Proportional to 8,396.19, 11,586.25 and 4,619.22

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Solution

The fourth proportional to 8,396.19, 11,586.25 and 4,619.22 is: 6,374.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.19 : 11,586.25 = 4,619.22 : x
  2. Step 2: Convert to fraction form
    8,396.19/11,586.25 = 4,619.22/x
  3. Step 3: Cross multiply
    8,396.19x = 11,586.25 × 4,619.22
  4. Step 4: Simplify right side
    8,396.19x = 53,519,437.73
  5. Step 5: Solve for x
    x = 53,519,437.73/8,396.19
  6. Step 6: Final answer
    x = 6,374.25

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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.