Home / 4,011.16-6,011.72-1,930.61

Finding the Fourth Proportional to 4,011.16, 6,011.72 and 1,930.61

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Solution

The fourth proportional to 4,011.16, 6,011.72 and 1,930.61 is: 2,893.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011.16 : 6,011.72 = 1,930.61 : x
  2. Step 2: Convert to fraction form
    4,011.16/6,011.72 = 1,930.61/x
  3. Step 3: Cross multiply
    4,011.16x = 6,011.72 × 1,930.61
  4. Step 4: Simplify right side
    4,011.16x = 11,606,254.28
  5. Step 5: Solve for x
    x = 11,606,254.28/4,011.16
  6. Step 6: Final answer
    x = 2,893.49

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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.