Home / 2,040.05-3,060.11-653.54

Finding the Fourth Proportional to 2,040.05, 3,060.11 and 653.54

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Solution

The fourth proportional to 2,040.05, 3,060.11 and 653.54 is: 980.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.05 : 3,060.11 = 653.54 : x
  2. Step 2: Convert to fraction form
    2,040.05/3,060.11 = 653.54/x
  3. Step 3: Cross multiply
    2,040.05x = 3,060.11 × 653.54
  4. Step 4: Simplify right side
    2,040.05x = 1,999,890.62
  5. Step 5: Solve for x
    x = 1,999,890.62/2,040.05
  6. Step 6: Final answer
    x = 980.31

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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.