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Finding the Fourth Proportional to 6,349.34, 8,759.07 and 4,225.86

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Solution

The fourth proportional to 6,349.34, 8,759.07 and 4,225.86 is: 5,829.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.34 : 8,759.07 = 4,225.86 : x
  2. Step 2: Convert to fraction form
    6,349.34/8,759.07 = 4,225.86/x
  3. Step 3: Cross multiply
    6,349.34x = 8,759.07 × 4,225.86
  4. Step 4: Simplify right side
    6,349.34x = 37,014,603.55
  5. Step 5: Solve for x
    x = 37,014,603.55/6,349.34
  6. Step 6: Final answer
    x = 5,829.68

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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.