Home / 4,116.85-6,178.76-1,653.33

Finding the Fourth Proportional to 4,116.85, 6,178.76 and 1,653.33

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Solution

The fourth proportional to 4,116.85, 6,178.76 and 1,653.33 is: 2,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116.85 : 6,178.76 = 1,653.33 : x
  2. Step 2: Convert to fraction form
    4,116.85/6,178.76 = 1,653.33/x
  3. Step 3: Cross multiply
    4,116.85x = 6,178.76 × 1,653.33
  4. Step 4: Simplify right side
    4,116.85x = 10,215,533.40
  5. Step 5: Solve for x
    x = 10,215,533.40/4,116.85
  6. Step 6: Final answer
    x = 2,481.40

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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.