Home / 4,339.71-6,488.91-3,351.51

Finding the Fourth Proportional to 4,339.71, 6,488.91 and 3,351.51

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Solution

The fourth proportional to 4,339.71, 6,488.91 and 3,351.51 is: 5,011.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.71 : 6,488.91 = 3,351.51 : x
  2. Step 2: Convert to fraction form
    4,339.71/6,488.91 = 3,351.51/x
  3. Step 3: Cross multiply
    4,339.71x = 6,488.91 × 3,351.51
  4. Step 4: Simplify right side
    4,339.71x = 21,747,646.75
  5. Step 5: Solve for x
    x = 21,747,646.75/4,339.71
  6. Step 6: Final answer
    x = 5,011.31

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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.