Home / 4,426-6,641.70-1,828.60

Finding the Fourth Proportional to 4,426, 6,641.70 and 1,828.60

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Solution

The fourth proportional to 4,426, 6,641.70 and 1,828.60 is: 2,744.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426 : 6,641.70 = 1,828.60 : x
  2. Step 2: Convert to fraction form
    4,426/6,641.70 = 1,828.60/x
  3. Step 3: Cross multiply
    4,426x = 6,641.70 × 1,828.60
  4. Step 4: Simplify right side
    4,426x = 12,145,012.62
  5. Step 5: Solve for x
    x = 12,145,012.62/4,426
  6. Step 6: Final answer
    x = 2,744.02

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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.