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Finding the Fourth Proportional to 4,539, 6,263.82 and 2,885.88

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Solution

The fourth proportional to 4,539, 6,263.82 and 2,885.88 is: 3,982.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539 : 6,263.82 = 2,885.88 : x
  2. Step 2: Convert to fraction form
    4,539/6,263.82 = 2,885.88/x
  3. Step 3: Cross multiply
    4,539x = 6,263.82 × 2,885.88
  4. Step 4: Simplify right side
    4,539x = 18,076,632.86
  5. Step 5: Solve for x
    x = 18,076,632.86/4,539
  6. Step 6: Final answer
    x = 3,982.51

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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.