Home / 4,878.86-6,732.59-2,754.63

Finding the Fourth Proportional to 4,878.86, 6,732.59 and 2,754.63

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Solution

The fourth proportional to 4,878.86, 6,732.59 and 2,754.63 is: 3,801.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878.86 : 6,732.59 = 2,754.63 : x
  2. Step 2: Convert to fraction form
    4,878.86/6,732.59 = 2,754.63/x
  3. Step 3: Cross multiply
    4,878.86x = 6,732.59 × 2,754.63
  4. Step 4: Simplify right side
    4,878.86x = 18,545,780.62
  5. Step 5: Solve for x
    x = 18,545,780.62/4,878.86
  6. Step 6: Final answer
    x = 3,801.26

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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.