Home / 12,497.07-18,741.48-4,174.62

Finding the Fourth Proportional to 12,497.07, 18,741.48 and 4,174.62

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Solution

The fourth proportional to 12,497.07, 18,741.48 and 4,174.62 is: 6,260.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497.07 : 18,741.48 = 4,174.62 : x
  2. Step 2: Convert to fraction form
    12,497.07/18,741.48 = 4,174.62/x
  3. Step 3: Cross multiply
    12,497.07x = 18,741.48 × 4,174.62
  4. Step 4: Simplify right side
    12,497.07x = 78,238,557.24
  5. Step 5: Solve for x
    x = 78,238,557.24/12,497.07
  6. Step 6: Final answer
    x = 6,260.55

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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.