Home / 12,497.08-18,740.76-4,175.44

Finding the Fourth Proportional to 12,497.08, 18,740.76 and 4,175.44

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Solution

The fourth proportional to 12,497.08, 18,740.76 and 4,175.44 is: 6,261.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497.08 : 18,740.76 = 4,175.44 : x
  2. Step 2: Convert to fraction form
    12,497.08/18,740.76 = 4,175.44/x
  3. Step 3: Cross multiply
    12,497.08x = 18,740.76 × 4,175.44
  4. Step 4: Simplify right side
    12,497.08x = 78,250,918.93
  5. Step 5: Solve for x
    x = 78,250,918.93/12,497.08
  6. Step 6: Final answer
    x = 6,261.54

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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.