Home / 4,239.71-5,852.36-3,189.95

Finding the Fourth Proportional to 4,239.71, 5,852.36 and 3,189.95

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Solution

The fourth proportional to 4,239.71, 5,852.36 and 3,189.95 is: 4,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.71 : 5,852.36 = 3,189.95 : x
  2. Step 2: Convert to fraction form
    4,239.71/5,852.36 = 3,189.95/x
  3. Step 3: Cross multiply
    4,239.71x = 5,852.36 × 3,189.95
  4. Step 4: Simplify right side
    4,239.71x = 18,668,719.83
  5. Step 5: Solve for x
    x = 18,668,719.83/4,239.71
  6. Step 6: Final answer
    x = 4,403.30

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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.