Home / 2,021.67-3,032.20-560.50

Finding the Fourth Proportional to 2,021.67, 3,032.20 and 560.50

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Solution

The fourth proportional to 2,021.67, 3,032.20 and 560.50 is: 840.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021.67 : 3,032.20 = 560.50 : x
  2. Step 2: Convert to fraction form
    2,021.67/3,032.20 = 560.50/x
  3. Step 3: Cross multiply
    2,021.67x = 3,032.20 × 560.50
  4. Step 4: Simplify right side
    2,021.67x = 1,699,548.10
  5. Step 5: Solve for x
    x = 1,699,548.10/2,021.67
  6. Step 6: Final answer
    x = 840.67

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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.