Home / 7,370.87-11,052.21-2,439.19

Finding the Fourth Proportional to 7,370.87, 11,052.21 and 2,439.19

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Solution

The fourth proportional to 7,370.87, 11,052.21 and 2,439.19 is: 3,657.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,370.87 : 11,052.21 = 2,439.19 : x
  2. Step 2: Convert to fraction form
    7,370.87/11,052.21 = 2,439.19/x
  3. Step 3: Cross multiply
    7,370.87x = 11,052.21 × 2,439.19
  4. Step 4: Simplify right side
    7,370.87x = 26,958,440.11
  5. Step 5: Solve for x
    x = 26,958,440.11/7,370.87
  6. Step 6: Final answer
    x = 3,657.43

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1.5x scale

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.