Home / 5,137.45-7,706.61-2,017.67

Finding the Fourth Proportional to 5,137.45, 7,706.61 and 2,017.67

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Solution

The fourth proportional to 5,137.45, 7,706.61 and 2,017.67 is: 3,026.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.45 : 7,706.61 = 2,017.67 : x
  2. Step 2: Convert to fraction form
    5,137.45/7,706.61 = 2,017.67/x
  3. Step 3: Cross multiply
    5,137.45x = 7,706.61 × 2,017.67
  4. Step 4: Simplify right side
    5,137.45x = 15,549,357.27
  5. Step 5: Solve for x
    x = 15,549,357.27/5,137.45
  6. Step 6: Final answer
    x = 3,026.67

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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.