Home / 5,876.05-8,119.69-4,279.93

Finding the Fourth Proportional to 5,876.05, 8,119.69 and 4,279.93

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Solution

The fourth proportional to 5,876.05, 8,119.69 and 4,279.93 is: 5,914.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.05 : 8,119.69 = 4,279.93 : x
  2. Step 2: Convert to fraction form
    5,876.05/8,119.69 = 4,279.93/x
  3. Step 3: Cross multiply
    5,876.05x = 8,119.69 × 4,279.93
  4. Step 4: Simplify right side
    5,876.05x = 34,751,704.82
  5. Step 5: Solve for x
    x = 34,751,704.82/5,876.05
  6. Step 6: Final answer
    x = 5,914.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.