Home / 11,610.16-16,016.34-6,891.10

Finding the Fourth Proportional to 11,610.16, 16,016.34 and 6,891.10

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Solution

The fourth proportional to 11,610.16, 16,016.34 and 6,891.10 is: 9,506.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,610.16 : 16,016.34 = 6,891.10 : x
  2. Step 2: Convert to fraction form
    11,610.16/16,016.34 = 6,891.10/x
  3. Step 3: Cross multiply
    11,610.16x = 16,016.34 × 6,891.10
  4. Step 4: Simplify right side
    11,610.16x = 110,370,200.57
  5. Step 5: Solve for x
    x = 110,370,200.57/11,610.16
  6. Step 6: Final answer
    x = 9,506.35

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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.