Home / 6,068.80-9,110.40-3,438.40

Finding the Fourth Proportional to 6,068.80, 9,110.40 and 3,438.40

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Solution

The fourth proportional to 6,068.80, 9,110.40 and 3,438.40 is: 5,161.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,068.80 : 9,110.40 = 3,438.40 : x
  2. Step 2: Convert to fraction form
    6,068.80/9,110.40 = 3,438.40/x
  3. Step 3: Cross multiply
    6,068.80x = 9,110.40 × 3,438.40
  4. Step 4: Simplify right side
    6,068.80x = 31,325,199.36
  5. Step 5: Solve for x
    x = 31,325,199.36/6,068.80
  6. Step 6: Final answer
    x = 5,161.68

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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.