Home / 7,634.72-10,536.21-4,277.68

Finding the Fourth Proportional to 7,634.72, 10,536.21 and 4,277.68

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Solution

The fourth proportional to 7,634.72, 10,536.21 and 4,277.68 is: 5,903.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.72 : 10,536.21 = 4,277.68 : x
  2. Step 2: Convert to fraction form
    7,634.72/10,536.21 = 4,277.68/x
  3. Step 3: Cross multiply
    7,634.72x = 10,536.21 × 4,277.68
  4. Step 4: Simplify right side
    7,634.72x = 45,070,508.45
  5. Step 5: Solve for x
    x = 45,070,508.45/7,634.72
  6. Step 6: Final answer
    x = 5,903.36

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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.