Home / 11,316.69-16,975.02-8,853.57

Finding the Fourth Proportional to 11,316.69, 16,975.02 and 8,853.57

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Solution

The fourth proportional to 11,316.69, 16,975.02 and 8,853.57 is: 13,280.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316.69 : 16,975.02 = 8,853.57 : x
  2. Step 2: Convert to fraction form
    11,316.69/16,975.02 = 8,853.57/x
  3. Step 3: Cross multiply
    11,316.69x = 16,975.02 × 8,853.57
  4. Step 4: Simplify right side
    11,316.69x = 150,289,527.82
  5. Step 5: Solve for x
    x = 150,289,527.82/11,316.69
  6. Step 6: Final answer
    x = 13,280.34

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1.5x scale

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.