Home / 4,292.58-6,441.75-1,519.25

Finding the Fourth Proportional to 4,292.58, 6,441.75 and 1,519.25

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Solution

The fourth proportional to 4,292.58, 6,441.75 and 1,519.25 is: 2,279.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.58 : 6,441.75 = 1,519.25 : x
  2. Step 2: Convert to fraction form
    4,292.58/6,441.75 = 1,519.25/x
  3. Step 3: Cross multiply
    4,292.58x = 6,441.75 × 1,519.25
  4. Step 4: Simplify right side
    4,292.58x = 9,786,596.48
  5. Step 5: Solve for x
    x = 9,786,596.48/4,292.58
  6. Step 6: Final answer
    x = 2,279.89

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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.