Home / 10,257.05-14,163.14-6,486.32

Finding the Fourth Proportional to 10,257.05, 14,163.14 and 6,486.32

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Solution

The fourth proportional to 10,257.05, 14,163.14 and 6,486.32 is: 8,956.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.05 : 14,163.14 = 6,486.32 : x
  2. Step 2: Convert to fraction form
    10,257.05/14,163.14 = 6,486.32/x
  3. Step 3: Cross multiply
    10,257.05x = 14,163.14 × 6,486.32
  4. Step 4: Simplify right side
    10,257.05x = 91,866,658.24
  5. Step 5: Solve for x
    x = 91,866,658.24/10,257.05
  6. Step 6: Final answer
    x = 8,956.44

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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.