Home / 6,112.77-9,167.73-1,953.15

Finding the Fourth Proportional to 6,112.77, 9,167.73 and 1,953.15

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Solution

The fourth proportional to 6,112.77, 9,167.73 and 1,953.15 is: 2,929.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.77 : 9,167.73 = 1,953.15 : x
  2. Step 2: Convert to fraction form
    6,112.77/9,167.73 = 1,953.15/x
  3. Step 3: Cross multiply
    6,112.77x = 9,167.73 × 1,953.15
  4. Step 4: Simplify right side
    6,112.77x = 17,905,951.85
  5. Step 5: Solve for x
    x = 17,905,951.85/6,112.77
  6. Step 6: Final answer
    x = 2,929.27

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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.