Home / 8,715.44-13,104.76-8,030.58

Finding the Fourth Proportional to 8,715.44, 13,104.76 and 8,030.58

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Solution

The fourth proportional to 8,715.44, 13,104.76 and 8,030.58 is: 12,074.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,715.44 : 13,104.76 = 8,030.58 : x
  2. Step 2: Convert to fraction form
    8,715.44/13,104.76 = 8,030.58/x
  3. Step 3: Cross multiply
    8,715.44x = 13,104.76 × 8,030.58
  4. Step 4: Simplify right side
    8,715.44x = 105,238,823.56
  5. Step 5: Solve for x
    x = 105,238,823.56/8,715.44
  6. Step 6: Final answer
    x = 12,074.99

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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.