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Finding the Fourth Proportional to 4,677.34, 7,015.74 and 1,755.46

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Solution

The fourth proportional to 4,677.34, 7,015.74 and 1,755.46 is: 2,633.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.34 : 7,015.74 = 1,755.46 : x
  2. Step 2: Convert to fraction form
    4,677.34/7,015.74 = 1,755.46/x
  3. Step 3: Cross multiply
    4,677.34x = 7,015.74 × 1,755.46
  4. Step 4: Simplify right side
    4,677.34x = 12,315,850.94
  5. Step 5: Solve for x
    x = 12,315,850.94/4,677.34
  6. Step 6: Final answer
    x = 2,633.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.