Home / 11,560.26-15,953.39-6,783.02

Finding the Fourth Proportional to 11,560.26, 15,953.39 and 6,783.02

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Solution

The fourth proportional to 11,560.26, 15,953.39 and 6,783.02 is: 9,360.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.26 : 15,953.39 = 6,783.02 : x
  2. Step 2: Convert to fraction form
    11,560.26/15,953.39 = 6,783.02/x
  3. Step 3: Cross multiply
    11,560.26x = 15,953.39 × 6,783.02
  4. Step 4: Simplify right side
    11,560.26x = 108,212,163.44
  5. Step 5: Solve for x
    x = 108,212,163.44/11,560.26
  6. Step 6: Final answer
    x = 9,360.70

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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.