Home / 10,249.68-14,140.46-6,263.88

Finding the Fourth Proportional to 10,249.68, 14,140.46 and 6,263.88

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Solution

The fourth proportional to 10,249.68, 14,140.46 and 6,263.88 is: 8,641.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.68 : 14,140.46 = 6,263.88 : x
  2. Step 2: Convert to fraction form
    10,249.68/14,140.46 = 6,263.88/x
  3. Step 3: Cross multiply
    10,249.68x = 14,140.46 × 6,263.88
  4. Step 4: Simplify right side
    10,249.68x = 88,574,071.98
  5. Step 5: Solve for x
    x = 88,574,071.98/10,249.68
  6. Step 6: Final answer
    x = 8,641.64

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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.