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Finding the Fourth Proportional to 6,254.36, 8,630.50 and 3,564.86

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Solution

The fourth proportional to 6,254.36, 8,630.50 and 3,564.86 is: 4,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,254.36 : 8,630.50 = 3,564.86 : x
  2. Step 2: Convert to fraction form
    6,254.36/8,630.50 = 3,564.86/x
  3. Step 3: Cross multiply
    6,254.36x = 8,630.50 × 3,564.86
  4. Step 4: Simplify right side
    6,254.36x = 30,766,527.40
  5. Step 5: Solve for x
    x = 30,766,527.40/6,254.36
  6. Step 6: Final answer
    x = 4,919.21

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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.