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Finding the Fourth Proportional to 2,677.66, 3,671.10 and 2,628.34

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Solution

The fourth proportional to 2,677.66, 3,671.10 and 2,628.34 is: 3,603.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.66 : 3,671.10 = 2,628.34 : x
  2. Step 2: Convert to fraction form
    2,677.66/3,671.10 = 2,628.34/x
  3. Step 3: Cross multiply
    2,677.66x = 3,671.10 × 2,628.34
  4. Step 4: Simplify right side
    2,677.66x = 9,648,898.97
  5. Step 5: Solve for x
    x = 9,648,898.97/2,677.66
  6. Step 6: Final answer
    x = 3,603.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.