Home / 5,588.26-8,383.30-1,890.71

Finding the Fourth Proportional to 5,588.26, 8,383.30 and 1,890.71

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Solution

The fourth proportional to 5,588.26, 8,383.30 and 1,890.71 is: 2,836.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.26 : 8,383.30 = 1,890.71 : x
  2. Step 2: Convert to fraction form
    5,588.26/8,383.30 = 1,890.71/x
  3. Step 3: Cross multiply
    5,588.26x = 8,383.30 × 1,890.71
  4. Step 4: Simplify right side
    5,588.26x = 15,850,337.77
  5. Step 5: Solve for x
    x = 15,850,337.77/5,588.26
  6. Step 6: Final answer
    x = 2,836.37

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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.