Home / 4,086.79-6,130.80-1,895.74

Finding the Fourth Proportional to 4,086.79, 6,130.80 and 1,895.74

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Solution

The fourth proportional to 4,086.79, 6,130.80 and 1,895.74 is: 2,843.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.79 : 6,130.80 = 1,895.74 : x
  2. Step 2: Convert to fraction form
    4,086.79/6,130.80 = 1,895.74/x
  3. Step 3: Cross multiply
    4,086.79x = 6,130.80 × 1,895.74
  4. Step 4: Simplify right side
    4,086.79x = 11,622,393.31
  5. Step 5: Solve for x
    x = 11,622,393.31/4,086.79
  6. Step 6: Final answer
    x = 2,843.89

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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.