Home / 12,860.30-19,292.00-4,538.61

Finding the Fourth Proportional to 12,860.30, 19,292.00 and 4,538.61

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Solution

The fourth proportional to 12,860.30, 19,292.00 and 4,538.61 is: 6,808.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,860.30 : 19,292.00 = 4,538.61 : x
  2. Step 2: Convert to fraction form
    12,860.30/19,292.00 = 4,538.61/x
  3. Step 3: Cross multiply
    12,860.30x = 19,292.00 × 4,538.61
  4. Step 4: Simplify right side
    12,860.30x = 87,558,841.43
  5. Step 5: Solve for x
    x = 87,558,841.43/12,860.30
  6. Step 6: Final answer
    x = 6,808.46

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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.