Home / 2,021.40-3,032.09-560.56

Finding the Fourth Proportional to 2,021.40, 3,032.09 and 560.56

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Solution

The fourth proportional to 2,021.40, 3,032.09 and 560.56 is: 840.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021.40 : 3,032.09 = 560.56 : x
  2. Step 2: Convert to fraction form
    2,021.40/3,032.09 = 560.56/x
  3. Step 3: Cross multiply
    2,021.40x = 3,032.09 × 560.56
  4. Step 4: Simplify right side
    2,021.40x = 1,699,668.37
  5. Step 5: Solve for x
    x = 1,699,668.37/2,021.40
  6. Step 6: Final answer
    x = 840.84

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1.5x scale

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.