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Finding the Fourth Proportional to 3,466.94, 4,786.88 and 3,248.24

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Solution

The fourth proportional to 3,466.94, 4,786.88 and 3,248.24 is: 4,484.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466.94 : 4,786.88 = 3,248.24 : x
  2. Step 2: Convert to fraction form
    3,466.94/4,786.88 = 3,248.24/x
  3. Step 3: Cross multiply
    3,466.94x = 4,786.88 × 3,248.24
  4. Step 4: Simplify right side
    3,466.94x = 15,548,894.92
  5. Step 5: Solve for x
    x = 15,548,894.92/3,466.94
  6. Step 6: Final answer
    x = 4,484.91

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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.