Home / 5,588.38-8,382.62-1,890.63

Finding the Fourth Proportional to 5,588.38, 8,382.62 and 1,890.63

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Solution

The fourth proportional to 5,588.38, 8,382.62 and 1,890.63 is: 2,835.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.38 : 8,382.62 = 1,890.63 : x
  2. Step 2: Convert to fraction form
    5,588.38/8,382.62 = 1,890.63/x
  3. Step 3: Cross multiply
    5,588.38x = 8,382.62 × 1,890.63
  4. Step 4: Simplify right side
    5,588.38x = 15,848,432.85
  5. Step 5: Solve for x
    x = 15,848,432.85/5,588.38
  6. Step 6: Final answer
    x = 2,835.96

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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.