Home / 5,725.61-8,588.96-1,829.09

Finding the Fourth Proportional to 5,725.61, 8,588.96 and 1,829.09

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Solution

The fourth proportional to 5,725.61, 8,588.96 and 1,829.09 is: 2,743.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.61 : 8,588.96 = 1,829.09 : x
  2. Step 2: Convert to fraction form
    5,725.61/8,588.96 = 1,829.09/x
  3. Step 3: Cross multiply
    5,725.61x = 8,588.96 × 1,829.09
  4. Step 4: Simplify right side
    5,725.61x = 15,709,971.70
  5. Step 5: Solve for x
    x = 15,709,971.70/5,725.61
  6. Step 6: Final answer
    x = 2,743.81

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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.