Home / 11,124.69-15,357.08-7,096.92

Finding the Fourth Proportional to 11,124.69, 15,357.08 and 7,096.92

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Solution

The fourth proportional to 11,124.69, 15,357.08 and 7,096.92 is: 9,796.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,124.69 : 15,357.08 = 7,096.92 : x
  2. Step 2: Convert to fraction form
    11,124.69/15,357.08 = 7,096.92/x
  3. Step 3: Cross multiply
    11,124.69x = 15,357.08 × 7,096.92
  4. Step 4: Simplify right side
    11,124.69x = 108,987,968.19
  5. Step 5: Solve for x
    x = 108,987,968.19/11,124.69
  6. Step 6: Final answer
    x = 9,796.94

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1.5x scale

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.