Home / 5,910.81-8,865.93-2,212.77

Finding the Fourth Proportional to 5,910.81, 8,865.93 and 2,212.77

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Solution

The fourth proportional to 5,910.81, 8,865.93 and 2,212.77 is: 3,319.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.81 : 8,865.93 = 2,212.77 : x
  2. Step 2: Convert to fraction form
    5,910.81/8,865.93 = 2,212.77/x
  3. Step 3: Cross multiply
    5,910.81x = 8,865.93 × 2,212.77
  4. Step 4: Simplify right side
    5,910.81x = 19,618,263.93
  5. Step 5: Solve for x
    x = 19,618,263.93/5,910.81
  6. Step 6: Final answer
    x = 3,319.05

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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.