Home / 12,741.29-19,107.70-6,074.04

Finding the Fourth Proportional to 12,741.29, 19,107.70 and 6,074.04

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Solution

The fourth proportional to 12,741.29, 19,107.70 and 6,074.04 is: 9,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,741.29 : 19,107.70 = 6,074.04 : x
  2. Step 2: Convert to fraction form
    12,741.29/19,107.70 = 6,074.04/x
  3. Step 3: Cross multiply
    12,741.29x = 19,107.70 × 6,074.04
  4. Step 4: Simplify right side
    12,741.29x = 116,060,934.11
  5. Step 5: Solve for x
    x = 116,060,934.11/12,741.29
  6. Step 6: Final answer
    x = 9,109.04

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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.