Home / 4,324.24-6,488.48-2,680.35

Finding the Fourth Proportional to 4,324.24, 6,488.48 and 2,680.35

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Solution

The fourth proportional to 4,324.24, 6,488.48 and 2,680.35 is: 4,021.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,324.24 : 6,488.48 = 2,680.35 : x
  2. Step 2: Convert to fraction form
    4,324.24/6,488.48 = 2,680.35/x
  3. Step 3: Cross multiply
    4,324.24x = 6,488.48 × 2,680.35
  4. Step 4: Simplify right side
    4,324.24x = 17,391,397.37
  5. Step 5: Solve for x
    x = 17,391,397.37/4,324.24
  6. Step 6: Final answer
    x = 4,021.84

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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.