Home / 11,285.19-16,929.75-4,716

Finding the Fourth Proportional to 11,285.19, 16,929.75 and 4,716

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Solution

The fourth proportional to 11,285.19, 16,929.75 and 4,716 is: 7,074.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.19 : 16,929.75 = 4,716 : x
  2. Step 2: Convert to fraction form
    11,285.19/16,929.75 = 4,716/x
  3. Step 3: Cross multiply
    11,285.19x = 16,929.75 × 4,716
  4. Step 4: Simplify right side
    11,285.19x = 79,840,701
  5. Step 5: Solve for x
    x = 79,840,701/11,285.19
  6. Step 6: Final answer
    x = 7,074.82

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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.