Home / 4,506.61-6,215.69-3,878.18

Finding the Fourth Proportional to 4,506.61, 6,215.69 and 3,878.18

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Solution

The fourth proportional to 4,506.61, 6,215.69 and 3,878.18 is: 5,348.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,506.61 : 6,215.69 = 3,878.18 : x
  2. Step 2: Convert to fraction form
    4,506.61/6,215.69 = 3,878.18/x
  3. Step 3: Cross multiply
    4,506.61x = 6,215.69 × 3,878.18
  4. Step 4: Simplify right side
    4,506.61x = 24,105,589.88
  5. Step 5: Solve for x
    x = 24,105,589.88/4,506.61
  6. Step 6: Final answer
    x = 5,348.94

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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.