Home / 11,560.43-17,339.75-3,240.01

Finding the Fourth Proportional to 11,560.43, 17,339.75 and 3,240.01

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Solution

The fourth proportional to 11,560.43, 17,339.75 and 3,240.01 is: 4,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.43 : 17,339.75 = 3,240.01 : x
  2. Step 2: Convert to fraction form
    11,560.43/17,339.75 = 3,240.01/x
  3. Step 3: Cross multiply
    11,560.43x = 17,339.75 × 3,240.01
  4. Step 4: Simplify right side
    11,560.43x = 56,180,896.82
  5. Step 5: Solve for x
    x = 56,180,896.82/11,560.43
  6. Step 6: Final answer
    x = 4,859.76

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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.