Home / 4,859.09-7,291.20-2,227.40

Finding the Fourth Proportional to 4,859.09, 7,291.20 and 2,227.40

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Solution

The fourth proportional to 4,859.09, 7,291.20 and 2,227.40 is: 3,342.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.09 : 7,291.20 = 2,227.40 : x
  2. Step 2: Convert to fraction form
    4,859.09/7,291.20 = 2,227.40/x
  3. Step 3: Cross multiply
    4,859.09x = 7,291.20 × 2,227.40
  4. Step 4: Simplify right side
    4,859.09x = 16,240,418.88
  5. Step 5: Solve for x
    x = 16,240,418.88/4,859.09
  6. Step 6: Final answer
    x = 3,342.28

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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.