Home / 4,878.32-6,732.30-2,754.69

Finding the Fourth Proportional to 4,878.32, 6,732.30 and 2,754.69

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Solution

The fourth proportional to 4,878.32, 6,732.30 and 2,754.69 is: 3,801.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878.32 : 6,732.30 = 2,754.69 : x
  2. Step 2: Convert to fraction form
    4,878.32/6,732.30 = 2,754.69/x
  3. Step 3: Cross multiply
    4,878.32x = 6,732.30 × 2,754.69
  4. Step 4: Simplify right side
    4,878.32x = 18,545,399.49
  5. Step 5: Solve for x
    x = 18,545,399.49/4,878.32
  6. Step 6: Final answer
    x = 3,801.60

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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.