Home / 4,531.02-6,249.64-4,378.61

Finding the Fourth Proportional to 4,531.02, 6,249.64 and 4,378.61

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Solution

The fourth proportional to 4,531.02, 6,249.64 and 4,378.61 is: 6,039.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,531.02 : 6,249.64 = 4,378.61 : x
  2. Step 2: Convert to fraction form
    4,531.02/6,249.64 = 4,378.61/x
  3. Step 3: Cross multiply
    4,531.02x = 6,249.64 × 4,378.61
  4. Step 4: Simplify right side
    4,531.02x = 27,364,740.88
  5. Step 5: Solve for x
    x = 27,364,740.88/4,531.02
  6. Step 6: Final answer
    x = 6,039.43

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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.