Home / 11,195.40-15,448.92-6,158.64

Finding the Fourth Proportional to 11,195.40, 15,448.92 and 6,158.64

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Solution

The fourth proportional to 11,195.40, 15,448.92 and 6,158.64 is: 8,498.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.40 : 15,448.92 = 6,158.64 : x
  2. Step 2: Convert to fraction form
    11,195.40/15,448.92 = 6,158.64/x
  3. Step 3: Cross multiply
    11,195.40x = 15,448.92 × 6,158.64
  4. Step 4: Simplify right side
    11,195.40x = 95,144,336.67
  5. Step 5: Solve for x
    x = 95,144,336.67/11,195.40
  6. Step 6: Final answer
    x = 8,498.52

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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.