Home / 11,183.69-15,434.30-6,707.36

Finding the Fourth Proportional to 11,183.69, 15,434.30 and 6,707.36

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Solution

The fourth proportional to 11,183.69, 15,434.30 and 6,707.36 is: 9,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.69 : 15,434.30 = 6,707.36 : x
  2. Step 2: Convert to fraction form
    11,183.69/15,434.30 = 6,707.36/x
  3. Step 3: Cross multiply
    11,183.69x = 15,434.30 × 6,707.36
  4. Step 4: Simplify right side
    11,183.69x = 103,523,295.74
  5. Step 5: Solve for x
    x = 103,523,295.74/11,183.69
  6. Step 6: Final answer
    x = 9,256.64

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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.