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Finding the Fourth Proportional to 4,676.85, 7,016.31 and 1,755.18

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Solution

The fourth proportional to 4,676.85, 7,016.31 and 1,755.18 is: 2,633.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.85 : 7,016.31 = 1,755.18 : x
  2. Step 2: Convert to fraction form
    4,676.85/7,016.31 = 1,755.18/x
  3. Step 3: Cross multiply
    4,676.85x = 7,016.31 × 1,755.18
  4. Step 4: Simplify right side
    4,676.85x = 12,314,886.99
  5. Step 5: Solve for x
    x = 12,314,886.99/4,676.85
  6. Step 6: Final answer
    x = 2,633.16

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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.