Home / 11,400.63-17,103.51-4,005.60

Finding the Fourth Proportional to 11,400.63, 17,103.51 and 4,005.60

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Solution

The fourth proportional to 11,400.63, 17,103.51 and 4,005.60 is: 6,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,400.63 : 17,103.51 = 4,005.60 : x
  2. Step 2: Convert to fraction form
    11,400.63/17,103.51 = 4,005.60/x
  3. Step 3: Cross multiply
    11,400.63x = 17,103.51 × 4,005.60
  4. Step 4: Simplify right side
    11,400.63x = 68,509,819.66
  5. Step 5: Solve for x
    x = 68,509,819.66/11,400.63
  6. Step 6: Final answer
    x = 6,009.30

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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.