Home / 5,211.18-7,817.83-1,701.50

Finding the Fourth Proportional to 5,211.18, 7,817.83 and 1,701.50

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Solution

The fourth proportional to 5,211.18, 7,817.83 and 1,701.50 is: 2,552.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211.18 : 7,817.83 = 1,701.50 : x
  2. Step 2: Convert to fraction form
    5,211.18/7,817.83 = 1,701.50/x
  3. Step 3: Cross multiply
    5,211.18x = 7,817.83 × 1,701.50
  4. Step 4: Simplify right side
    5,211.18x = 13,301,994.40
  5. Step 5: Solve for x
    x = 13,301,994.40/5,211.18
  6. Step 6: Final answer
    x = 2,552.59

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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.