Home / 8,302.39-11,455.30-4,716.56

Finding the Fourth Proportional to 8,302.39, 11,455.30 and 4,716.56

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Solution

The fourth proportional to 8,302.39, 11,455.30 and 4,716.56 is: 6,507.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.39 : 11,455.30 = 4,716.56 : x
  2. Step 2: Convert to fraction form
    8,302.39/11,455.30 = 4,716.56/x
  3. Step 3: Cross multiply
    8,302.39x = 11,455.30 × 4,716.56
  4. Step 4: Simplify right side
    8,302.39x = 54,029,609.77
  5. Step 5: Solve for x
    x = 54,029,609.77/8,302.39
  6. Step 6: Final answer
    x = 6,507.72

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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.