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Finding the Fourth Proportional to 2,020.92, 3,031.03 and 560.22

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Solution

The fourth proportional to 2,020.92, 3,031.03 and 560.22 is: 840.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020.92 : 3,031.03 = 560.22 : x
  2. Step 2: Convert to fraction form
    2,020.92/3,031.03 = 560.22/x
  3. Step 3: Cross multiply
    2,020.92x = 3,031.03 × 560.22
  4. Step 4: Simplify right side
    2,020.92x = 1,698,043.63
  5. Step 5: Solve for x
    x = 1,698,043.63/2,020.92
  6. Step 6: Final answer
    x = 840.23

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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.