Home / 12,710.12-19,065.79-6,141.83

Finding the Fourth Proportional to 12,710.12, 19,065.79 and 6,141.83

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Solution

The fourth proportional to 12,710.12, 19,065.79 and 6,141.83 is: 9,213.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,710.12 : 19,065.79 = 6,141.83 : x
  2. Step 2: Convert to fraction form
    12,710.12/19,065.79 = 6,141.83/x
  3. Step 3: Cross multiply
    12,710.12x = 19,065.79 × 6,141.83
  4. Step 4: Simplify right side
    12,710.12x = 117,098,841.00
  5. Step 5: Solve for x
    x = 117,098,841.00/12,710.12
  6. Step 6: Final answer
    x = 9,213.04

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1.5x scale

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.