Home / 11,225.44-16,838.58-3,434.32

Finding the Fourth Proportional to 11,225.44, 16,838.58 and 3,434.32

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Solution

The fourth proportional to 11,225.44, 16,838.58 and 3,434.32 is: 5,151.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225.44 : 16,838.58 = 3,434.32 : x
  2. Step 2: Convert to fraction form
    11,225.44/16,838.58 = 3,434.32/x
  3. Step 3: Cross multiply
    11,225.44x = 16,838.58 × 3,434.32
  4. Step 4: Simplify right side
    11,225.44x = 57,829,072.07
  5. Step 5: Solve for x
    x = 57,829,072.07/11,225.44
  6. Step 6: Final answer
    x = 5,151.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.