Home / 10,628.43-15,925.37-6,249.87

Finding the Fourth Proportional to 10,628.43, 15,925.37 and 6,249.87

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Solution

The fourth proportional to 10,628.43, 15,925.37 and 6,249.87 is: 9,364.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628.43 : 15,925.37 = 6,249.87 : x
  2. Step 2: Convert to fraction form
    10,628.43/15,925.37 = 6,249.87/x
  3. Step 3: Cross multiply
    10,628.43x = 15,925.37 × 6,249.87
  4. Step 4: Simplify right side
    10,628.43x = 99,531,460.95
  5. Step 5: Solve for x
    x = 99,531,460.95/10,628.43
  6. Step 6: Final answer
    x = 9,364.64

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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.