Home / 11,288.21-16,929.59-4,710.83

Finding the Fourth Proportional to 11,288.21, 16,929.59 and 4,710.83

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Solution

The fourth proportional to 11,288.21, 16,929.59 and 4,710.83 is: 7,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,288.21 : 16,929.59 = 4,710.83 : x
  2. Step 2: Convert to fraction form
    11,288.21/16,929.59 = 4,710.83/x
  3. Step 3: Cross multiply
    11,288.21x = 16,929.59 × 4,710.83
  4. Step 4: Simplify right side
    11,288.21x = 79,752,312.26
  5. Step 5: Solve for x
    x = 79,752,312.26/11,288.21
  6. Step 6: Final answer
    x = 7,065.10

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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.