Home / 4,287.71-5,917.95-3,282.09

Finding the Fourth Proportional to 4,287.71, 5,917.95 and 3,282.09

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Solution

The fourth proportional to 4,287.71, 5,917.95 and 3,282.09 is: 4,529.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.71 : 5,917.95 = 3,282.09 : x
  2. Step 2: Convert to fraction form
    4,287.71/5,917.95 = 3,282.09/x
  3. Step 3: Cross multiply
    4,287.71x = 5,917.95 × 3,282.09
  4. Step 4: Simplify right side
    4,287.71x = 19,423,244.52
  5. Step 5: Solve for x
    x = 19,423,244.52/4,287.71
  6. Step 6: Final answer
    x = 4,529.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.