Home / 4,068.90-6,106.29-3,146.70

Finding the Fourth Proportional to 4,068.90, 6,106.29 and 3,146.70

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Solution

The fourth proportional to 4,068.90, 6,106.29 and 3,146.70 is: 4,722.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.90 : 6,106.29 = 3,146.70 : x
  2. Step 2: Convert to fraction form
    4,068.90/6,106.29 = 3,146.70/x
  3. Step 3: Cross multiply
    4,068.90x = 6,106.29 × 3,146.70
  4. Step 4: Simplify right side
    4,068.90x = 19,214,662.74
  5. Step 5: Solve for x
    x = 19,214,662.74/4,068.90
  6. Step 6: Final answer
    x = 4,722.32

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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.