Home / 5,725.29-8,588.39-1,829.70

Finding the Fourth Proportional to 5,725.29, 8,588.39 and 1,829.70

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Solution

The fourth proportional to 5,725.29, 8,588.39 and 1,829.70 is: 2,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.29 : 8,588.39 = 1,829.70 : x
  2. Step 2: Convert to fraction form
    5,725.29/8,588.39 = 1,829.70/x
  3. Step 3: Cross multiply
    5,725.29x = 8,588.39 × 1,829.70
  4. Step 4: Simplify right side
    5,725.29x = 15,714,177.18
  5. Step 5: Solve for x
    x = 15,714,177.18/5,725.29
  6. Step 6: Final answer
    x = 2,744.70

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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.