Home / 8,932.34-13,398.51-3,085.76

Finding the Fourth Proportional to 8,932.34, 13,398.51 and 3,085.76

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Solution

The fourth proportional to 8,932.34, 13,398.51 and 3,085.76 is: 4,628.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932.34 : 13,398.51 = 3,085.76 : x
  2. Step 2: Convert to fraction form
    8,932.34/13,398.51 = 3,085.76/x
  3. Step 3: Cross multiply
    8,932.34x = 13,398.51 × 3,085.76
  4. Step 4: Simplify right side
    8,932.34x = 41,344,519.23
  5. Step 5: Solve for x
    x = 41,344,519.23/8,932.34
  6. Step 6: Final answer
    x = 4,628.64

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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.