Home / 11,986.54-16,541.50-6,953.76

Finding the Fourth Proportional to 11,986.54, 16,541.50 and 6,953.76

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Solution

The fourth proportional to 11,986.54, 16,541.50 and 6,953.76 is: 9,596.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,986.54 : 16,541.50 = 6,953.76 : x
  2. Step 2: Convert to fraction form
    11,986.54/16,541.50 = 6,953.76/x
  3. Step 3: Cross multiply
    11,986.54x = 16,541.50 × 6,953.76
  4. Step 4: Simplify right side
    11,986.54x = 115,025,621.04
  5. Step 5: Solve for x
    x = 115,025,621.04/11,986.54
  6. Step 6: Final answer
    x = 9,596.23

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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.