Home / 4,135.08-6,206.70-1,828.20

Finding the Fourth Proportional to 4,135.08, 6,206.70 and 1,828.20

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Solution

The fourth proportional to 4,135.08, 6,206.70 and 1,828.20 is: 2,744.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.08 : 6,206.70 = 1,828.20 : x
  2. Step 2: Convert to fraction form
    4,135.08/6,206.70 = 1,828.20/x
  3. Step 3: Cross multiply
    4,135.08x = 6,206.70 × 1,828.20
  4. Step 4: Simplify right side
    4,135.08x = 11,347,088.94
  5. Step 5: Solve for x
    x = 11,347,088.94/4,135.08
  6. Step 6: Final answer
    x = 2,744.10

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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.