Home / 7,219.41-10,829.19-2,289.08

Finding the Fourth Proportional to 7,219.41, 10,829.19 and 2,289.08

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Solution

The fourth proportional to 7,219.41, 10,829.19 and 2,289.08 is: 3,433.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219.41 : 10,829.19 = 2,289.08 : x
  2. Step 2: Convert to fraction form
    7,219.41/10,829.19 = 2,289.08/x
  3. Step 3: Cross multiply
    7,219.41x = 10,829.19 × 2,289.08
  4. Step 4: Simplify right side
    7,219.41x = 24,788,828.10
  5. Step 5: Solve for x
    x = 24,788,828.10/7,219.41
  6. Step 6: Final answer
    x = 3,433.64

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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.