Home / 12,725.09-19,062.10-6,484.85

Finding the Fourth Proportional to 12,725.09, 19,062.10 and 6,484.85

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Solution

The fourth proportional to 12,725.09, 19,062.10 and 6,484.85 is: 9,714.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,725.09 : 19,062.10 = 6,484.85 : x
  2. Step 2: Convert to fraction form
    12,725.09/19,062.10 = 6,484.85/x
  3. Step 3: Cross multiply
    12,725.09x = 19,062.10 × 6,484.85
  4. Step 4: Simplify right side
    12,725.09x = 123,614,747.66
  5. Step 5: Solve for x
    x = 123,614,747.66/12,725.09
  6. Step 6: Final answer
    x = 9,714.26

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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.