Home / 1,373.12-2,059.73-448.67

Finding the Fourth Proportional to 1,373.12, 2,059.73 and 448.67

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Solution

The fourth proportional to 1,373.12, 2,059.73 and 448.67 is: 673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373.12 : 2,059.73 = 448.67 : x
  2. Step 2: Convert to fraction form
    1,373.12/2,059.73 = 448.67/x
  3. Step 3: Cross multiply
    1,373.12x = 2,059.73 × 448.67
  4. Step 4: Simplify right side
    1,373.12x = 924,143.65
  5. Step 5: Solve for x
    x = 924,143.65/1,373.12
  6. Step 6: Final answer
    x = 673.03

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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.