Home / 5,370.34-7,411.23-3,012.43

Finding the Fourth Proportional to 5,370.34, 7,411.23 and 3,012.43

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Solution

The fourth proportional to 5,370.34, 7,411.23 and 3,012.43 is: 4,157.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.34 : 7,411.23 = 3,012.43 : x
  2. Step 2: Convert to fraction form
    5,370.34/7,411.23 = 3,012.43/x
  3. Step 3: Cross multiply
    5,370.34x = 7,411.23 × 3,012.43
  4. Step 4: Simplify right side
    5,370.34x = 22,325,811.59
  5. Step 5: Solve for x
    x = 22,325,811.59/5,370.34
  6. Step 6: Final answer
    x = 4,157.24

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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.