Home / 11,160.07-16,742.93-5,153.25

Finding the Fourth Proportional to 11,160.07, 16,742.93 and 5,153.25

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Solution

The fourth proportional to 11,160.07, 16,742.93 and 5,153.25 is: 7,731.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.07 : 16,742.93 = 5,153.25 : x
  2. Step 2: Convert to fraction form
    11,160.07/16,742.93 = 5,153.25/x
  3. Step 3: Cross multiply
    11,160.07x = 16,742.93 × 5,153.25
  4. Step 4: Simplify right side
    11,160.07x = 86,280,504.02
  5. Step 5: Solve for x
    x = 86,280,504.02/11,160.07
  6. Step 6: Final answer
    x = 7,731.18

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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.