Home / 8,830.17-13,246.61-2,986.34

Finding the Fourth Proportional to 8,830.17, 13,246.61 and 2,986.34

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Solution

The fourth proportional to 8,830.17, 13,246.61 and 2,986.34 is: 4,479.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.17 : 13,246.61 = 2,986.34 : x
  2. Step 2: Convert to fraction form
    8,830.17/13,246.61 = 2,986.34/x
  3. Step 3: Cross multiply
    8,830.17x = 13,246.61 × 2,986.34
  4. Step 4: Simplify right side
    8,830.17x = 39,558,800.14
  5. Step 5: Solve for x
    x = 39,558,800.14/8,830.17
  6. Step 6: Final answer
    x = 4,479.96

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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.