Home / 12,844.74-19,265.04-4,077.66

Finding the Fourth Proportional to 12,844.74, 19,265.04 and 4,077.66

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Solution

The fourth proportional to 12,844.74, 19,265.04 and 4,077.66 is: 6,115.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.74 : 19,265.04 = 4,077.66 : x
  2. Step 2: Convert to fraction form
    12,844.74/19,265.04 = 4,077.66/x
  3. Step 3: Cross multiply
    12,844.74x = 19,265.04 × 4,077.66
  4. Step 4: Simplify right side
    12,844.74x = 78,556,283.01
  5. Step 5: Solve for x
    x = 78,556,283.01/12,844.74
  6. Step 6: Final answer
    x = 6,115.83

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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.