Home / 10,917.26-15,064.76-6,200.63

Finding the Fourth Proportional to 10,917.26, 15,064.76 and 6,200.63

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Solution

The fourth proportional to 10,917.26, 15,064.76 and 6,200.63 is: 8,556.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917.26 : 15,064.76 = 6,200.63 : x
  2. Step 2: Convert to fraction form
    10,917.26/15,064.76 = 6,200.63/x
  3. Step 3: Cross multiply
    10,917.26x = 15,064.76 × 6,200.63
  4. Step 4: Simplify right side
    10,917.26x = 93,410,896.47
  5. Step 5: Solve for x
    x = 93,410,896.47/10,917.26
  6. Step 6: Final answer
    x = 8,556.26

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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.