Home / 11,154.51-16,727.58-4,828.68

Finding the Fourth Proportional to 11,154.51, 16,727.58 and 4,828.68

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Solution

The fourth proportional to 11,154.51, 16,727.58 and 4,828.68 is: 7,241.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,154.51 : 16,727.58 = 4,828.68 : x
  2. Step 2: Convert to fraction form
    11,154.51/16,727.58 = 4,828.68/x
  3. Step 3: Cross multiply
    11,154.51x = 16,727.58 × 4,828.68
  4. Step 4: Simplify right side
    11,154.51x = 80,772,130.99
  5. Step 5: Solve for x
    x = 80,772,130.99/11,154.51
  6. Step 6: Final answer
    x = 7,241.21

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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.