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Finding the Fourth Proportional to 4,677.40, 7,016.10 and 1,755.55

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Solution

The fourth proportional to 4,677.40, 7,016.10 and 1,755.55 is: 2,633.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.40 : 7,016.10 = 1,755.55 : x
  2. Step 2: Convert to fraction form
    4,677.40/7,016.10 = 1,755.55/x
  3. Step 3: Cross multiply
    4,677.40x = 7,016.10 × 1,755.55
  4. Step 4: Simplify right side
    4,677.40x = 12,317,114.36
  5. Step 5: Solve for x
    x = 12,317,114.36/4,677.40
  6. Step 6: Final answer
    x = 2,633.33

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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.