Home / 5,725.36-8,588.58-1,828.84

Finding the Fourth Proportional to 5,725.36, 8,588.58 and 1,828.84

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Solution

The fourth proportional to 5,725.36, 8,588.58 and 1,828.84 is: 2,743.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.36 : 8,588.58 = 1,828.84 : x
  2. Step 2: Convert to fraction form
    5,725.36/8,588.58 = 1,828.84/x
  3. Step 3: Cross multiply
    5,725.36x = 8,588.58 × 1,828.84
  4. Step 4: Simplify right side
    5,725.36x = 15,707,138.65
  5. Step 5: Solve for x
    x = 15,707,138.65/5,725.36
  6. Step 6: Final answer
    x = 2,743.43

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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.