Home / 8,021.48-11,069.28-4,484

Finding the Fourth Proportional to 8,021.48, 11,069.28 and 4,484

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Solution

The fourth proportional to 8,021.48, 11,069.28 and 4,484 is: 6,187.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.48 : 11,069.28 = 4,484 : x
  2. Step 2: Convert to fraction form
    8,021.48/11,069.28 = 4,484/x
  3. Step 3: Cross multiply
    8,021.48x = 11,069.28 × 4,484
  4. Step 4: Simplify right side
    8,021.48x = 49,634,651.52
  5. Step 5: Solve for x
    x = 49,634,651.52/8,021.48
  6. Step 6: Final answer
    x = 6,187.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.