Home / 5,704.43-8,554.21-1,809.14

Finding the Fourth Proportional to 5,704.43, 8,554.21 and 1,809.14

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Solution

The fourth proportional to 5,704.43, 8,554.21 and 1,809.14 is: 2,712.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,704.43 : 8,554.21 = 1,809.14 : x
  2. Step 2: Convert to fraction form
    5,704.43/8,554.21 = 1,809.14/x
  3. Step 3: Cross multiply
    5,704.43x = 8,554.21 × 1,809.14
  4. Step 4: Simplify right side
    5,704.43x = 15,475,716.19
  5. Step 5: Solve for x
    x = 15,475,716.19/5,704.43
  6. Step 6: Final answer
    x = 2,712.93

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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.