Home / 6,123.07-9,186.32-1,963.32

Finding the Fourth Proportional to 6,123.07, 9,186.32 and 1,963.32

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Solution

The fourth proportional to 6,123.07, 9,186.32 and 1,963.32 is: 2,945.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.07 : 9,186.32 = 1,963.32 : x
  2. Step 2: Convert to fraction form
    6,123.07/9,186.32 = 1,963.32/x
  3. Step 3: Cross multiply
    6,123.07x = 9,186.32 × 1,963.32
  4. Step 4: Simplify right side
    6,123.07x = 18,035,685.78
  5. Step 5: Solve for x
    x = 18,035,685.78/6,123.07
  6. Step 6: Final answer
    x = 2,945.53

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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.