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Finding the Fourth Proportional to 4,722.22, 7,083.57 and 1,800.74

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Solution

The fourth proportional to 4,722.22, 7,083.57 and 1,800.74 is: 2,701.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.22 : 7,083.57 = 1,800.74 : x
  2. Step 2: Convert to fraction form
    4,722.22/7,083.57 = 1,800.74/x
  3. Step 3: Cross multiply
    4,722.22x = 7,083.57 × 1,800.74
  4. Step 4: Simplify right side
    4,722.22x = 12,755,667.84
  5. Step 5: Solve for x
    x = 12,755,667.84/4,722.22
  6. Step 6: Final answer
    x = 2,701.20

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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.