Home / 5,409.69-7,465.42-3,051.88

Finding the Fourth Proportional to 5,409.69, 7,465.42 and 3,051.88

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Solution

The fourth proportional to 5,409.69, 7,465.42 and 3,051.88 is: 4,211.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409.69 : 7,465.42 = 3,051.88 : x
  2. Step 2: Convert to fraction form
    5,409.69/7,465.42 = 3,051.88/x
  3. Step 3: Cross multiply
    5,409.69x = 7,465.42 × 3,051.88
  4. Step 4: Simplify right side
    5,409.69x = 22,783,533.97
  5. Step 5: Solve for x
    x = 22,783,533.97/5,409.69
  6. Step 6: Final answer
    x = 4,211.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.