Home / 10,911.56-15,057.38-6,197.36

Finding the Fourth Proportional to 10,911.56, 15,057.38 and 6,197.36

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Solution

The fourth proportional to 10,911.56, 15,057.38 and 6,197.36 is: 8,552.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,911.56 : 15,057.38 = 6,197.36 : x
  2. Step 2: Convert to fraction form
    10,911.56/15,057.38 = 6,197.36/x
  3. Step 3: Cross multiply
    10,911.56x = 15,057.38 × 6,197.36
  4. Step 4: Simplify right side
    10,911.56x = 93,316,004.52
  5. Step 5: Solve for x
    x = 93,316,004.52/10,911.56
  6. Step 6: Final answer
    x = 8,552.03

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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.