Home / 11,989.10-16,544.18-6,952.92

Finding the Fourth Proportional to 11,989.10, 16,544.18 and 6,952.92

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Solution

The fourth proportional to 11,989.10, 16,544.18 and 6,952.92 is: 9,594.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,989.10 : 16,544.18 = 6,952.92 : x
  2. Step 2: Convert to fraction form
    11,989.10/16,544.18 = 6,952.92/x
  3. Step 3: Cross multiply
    11,989.10x = 16,544.18 × 6,952.92
  4. Step 4: Simplify right side
    11,989.10x = 115,030,360.01
  5. Step 5: Solve for x
    x = 115,030,360.01/11,989.10
  6. Step 6: Final answer
    x = 9,594.58

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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.