Home / 8,030.85-12,040.26-2,480.94

Finding the Fourth Proportional to 8,030.85, 12,040.26 and 2,480.94

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Solution

The fourth proportional to 8,030.85, 12,040.26 and 2,480.94 is: 3,719.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.85 : 12,040.26 = 2,480.94 : x
  2. Step 2: Convert to fraction form
    8,030.85/12,040.26 = 2,480.94/x
  3. Step 3: Cross multiply
    8,030.85x = 12,040.26 × 2,480.94
  4. Step 4: Simplify right side
    8,030.85x = 29,871,162.64
  5. Step 5: Solve for x
    x = 29,871,162.64/8,030.85
  6. Step 6: Final answer
    x = 3,719.55

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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.