Home / 10,846.23-16,238.58-7,137.28

Finding the Fourth Proportional to 10,846.23, 16,238.58 and 7,137.28

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Solution

The fourth proportional to 10,846.23, 16,238.58 and 7,137.28 is: 10,685.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,846.23 : 16,238.58 = 7,137.28 : x
  2. Step 2: Convert to fraction form
    10,846.23/16,238.58 = 7,137.28/x
  3. Step 3: Cross multiply
    10,846.23x = 16,238.58 × 7,137.28
  4. Step 4: Simplify right side
    10,846.23x = 115,899,292.26
  5. Step 5: Solve for x
    x = 115,899,292.26/10,846.23
  6. Step 6: Final answer
    x = 10,685.68

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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.