Home / 6,419.55-9,611.94-3,335.07

Finding the Fourth Proportional to 6,419.55, 9,611.94 and 3,335.07

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Solution

The fourth proportional to 6,419.55, 9,611.94 and 3,335.07 is: 4,993.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,419.55 : 9,611.94 = 3,335.07 : x
  2. Step 2: Convert to fraction form
    6,419.55/9,611.94 = 3,335.07/x
  3. Step 3: Cross multiply
    6,419.55x = 9,611.94 × 3,335.07
  4. Step 4: Simplify right side
    6,419.55x = 32,056,492.74
  5. Step 5: Solve for x
    x = 32,056,492.74/6,419.55
  6. Step 6: Final answer
    x = 4,993.57

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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.