Home / 11,900.43-16,422.60-6,595.25

Finding the Fourth Proportional to 11,900.43, 16,422.60 and 6,595.25

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Solution

The fourth proportional to 11,900.43, 16,422.60 and 6,595.25 is: 9,101.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,900.43 : 16,422.60 = 6,595.25 : x
  2. Step 2: Convert to fraction form
    11,900.43/16,422.60 = 6,595.25/x
  3. Step 3: Cross multiply
    11,900.43x = 16,422.60 × 6,595.25
  4. Step 4: Simplify right side
    11,900.43x = 108,311,152.65
  5. Step 5: Solve for x
    x = 108,311,152.65/11,900.43
  6. Step 6: Final answer
    x = 9,101.45

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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.