Home / 5,890.01-8,128.62-3,237.44

Finding the Fourth Proportional to 5,890.01, 8,128.62 and 3,237.44

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Solution

The fourth proportional to 5,890.01, 8,128.62 and 3,237.44 is: 4,467.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.01 : 8,128.62 = 3,237.44 : x
  2. Step 2: Convert to fraction form
    5,890.01/8,128.62 = 3,237.44/x
  3. Step 3: Cross multiply
    5,890.01x = 8,128.62 × 3,237.44
  4. Step 4: Simplify right side
    5,890.01x = 26,315,878.89
  5. Step 5: Solve for x
    x = 26,315,878.89/5,890.01
  6. Step 6: Final answer
    x = 4,467.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.