Home / 2,021.66-3,033.54-1,047.77

Finding the Fourth Proportional to 2,021.66, 3,033.54 and 1,047.77

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Solution

The fourth proportional to 2,021.66, 3,033.54 and 1,047.77 is: 1,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021.66 : 3,033.54 = 1,047.77 : x
  2. Step 2: Convert to fraction form
    2,021.66/3,033.54 = 1,047.77/x
  3. Step 3: Cross multiply
    2,021.66x = 3,033.54 × 1,047.77
  4. Step 4: Simplify right side
    2,021.66x = 3,178,459.79
  5. Step 5: Solve for x
    x = 3,178,459.79/2,021.66
  6. Step 6: Final answer
    x = 1,572.20

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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.