Home / 2,918.91-4,373.50-2,051.67

Finding the Fourth Proportional to 2,918.91, 4,373.50 and 2,051.67

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Solution

The fourth proportional to 2,918.91, 4,373.50 and 2,051.67 is: 3,074.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.91 : 4,373.50 = 2,051.67 : x
  2. Step 2: Convert to fraction form
    2,918.91/4,373.50 = 2,051.67/x
  3. Step 3: Cross multiply
    2,918.91x = 4,373.50 × 2,051.67
  4. Step 4: Simplify right side
    2,918.91x = 8,972,978.75
  5. Step 5: Solve for x
    x = 8,972,978.75/2,918.91
  6. Step 6: Final answer
    x = 3,074.09

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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.