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Finding the Fourth Proportional to 3,461.71, 4,768.82 and 2,753.34

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Solution

The fourth proportional to 3,461.71, 4,768.82 and 2,753.34 is: 3,792.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.71 : 4,768.82 = 2,753.34 : x
  2. Step 2: Convert to fraction form
    3,461.71/4,768.82 = 2,753.34/x
  3. Step 3: Cross multiply
    3,461.71x = 4,768.82 × 2,753.34
  4. Step 4: Simplify right side
    3,461.71x = 13,130,203.85
  5. Step 5: Solve for x
    x = 13,130,203.85/3,461.71
  6. Step 6: Final answer
    x = 3,792.98

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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.