Home / 2,553.13-3,822.81-2,030.68

Finding the Fourth Proportional to 2,553.13, 3,822.81 and 2,030.68

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Solution

The fourth proportional to 2,553.13, 3,822.81 and 2,030.68 is: 3,040.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553.13 : 3,822.81 = 2,030.68 : x
  2. Step 2: Convert to fraction form
    2,553.13/3,822.81 = 2,030.68/x
  3. Step 3: Cross multiply
    2,553.13x = 3,822.81 × 2,030.68
  4. Step 4: Simplify right side
    2,553.13x = 7,762,903.81
  5. Step 5: Solve for x
    x = 7,762,903.81/2,553.13
  6. Step 6: Final answer
    x = 3,040.54

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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.