Home / 4,272.75-6,412.16-1,675.69

Finding the Fourth Proportional to 4,272.75, 6,412.16 and 1,675.69

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Solution

The fourth proportional to 4,272.75, 6,412.16 and 1,675.69 is: 2,514.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.75 : 6,412.16 = 1,675.69 : x
  2. Step 2: Convert to fraction form
    4,272.75/6,412.16 = 1,675.69/x
  3. Step 3: Cross multiply
    4,272.75x = 6,412.16 × 1,675.69
  4. Step 4: Simplify right side
    4,272.75x = 10,744,780.55
  5. Step 5: Solve for x
    x = 10,744,780.55/4,272.75
  6. Step 6: Final answer
    x = 2,514.72

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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.