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Finding the Fourth Proportional to 5,886.91, 8,124.12 and 3,369.03

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Solution

The fourth proportional to 5,886.91, 8,124.12 and 3,369.03 is: 4,649.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,886.91 : 8,124.12 = 3,369.03 : x
  2. Step 2: Convert to fraction form
    5,886.91/8,124.12 = 3,369.03/x
  3. Step 3: Cross multiply
    5,886.91x = 8,124.12 × 3,369.03
  4. Step 4: Simplify right side
    5,886.91x = 27,370,404.00
  5. Step 5: Solve for x
    x = 27,370,404.00/5,886.91
  6. Step 6: Final answer
    x = 4,649.37

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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.