Home / 2,021.23-3,031.98-560.26

Finding the Fourth Proportional to 2,021.23, 3,031.98 and 560.26

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Solution

The fourth proportional to 2,021.23, 3,031.98 and 560.26 is: 840.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021.23 : 3,031.98 = 560.26 : x
  2. Step 2: Convert to fraction form
    2,021.23/3,031.98 = 560.26/x
  3. Step 3: Cross multiply
    2,021.23x = 3,031.98 × 560.26
  4. Step 4: Simplify right side
    2,021.23x = 1,698,697.11
  5. Step 5: Solve for x
    x = 1,698,697.11/2,021.23
  6. Step 6: Final answer
    x = 840.43

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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.