Home / 4,253.91-6,376.47-3,081.01

Finding the Fourth Proportional to 4,253.91, 6,376.47 and 3,081.01

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Solution

The fourth proportional to 4,253.91, 6,376.47 and 3,081.01 is: 4,618.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.91 : 6,376.47 = 3,081.01 : x
  2. Step 2: Convert to fraction form
    4,253.91/6,376.47 = 3,081.01/x
  3. Step 3: Cross multiply
    4,253.91x = 6,376.47 × 3,081.01
  4. Step 4: Simplify right side
    4,253.91x = 19,645,967.83
  5. Step 5: Solve for x
    x = 19,645,967.83/4,253.91
  6. Step 6: Final answer
    x = 4,618.33

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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.