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Finding the Fourth Proportional to 2,021.48, 3,032.27 and 560.64

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Solution

The fourth proportional to 2,021.48, 3,032.27 and 560.64 is: 840.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021.48 : 3,032.27 = 560.64 : x
  2. Step 2: Convert to fraction form
    2,021.48/3,032.27 = 560.64/x
  3. Step 3: Cross multiply
    2,021.48x = 3,032.27 × 560.64
  4. Step 4: Simplify right side
    2,021.48x = 1,700,009.05
  5. Step 5: Solve for x
    x = 1,700,009.05/2,021.48
  6. Step 6: Final answer
    x = 840.97

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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.