Home / 3,507.26-5,257.65-2,852.78

Finding the Fourth Proportional to 3,507.26, 5,257.65 and 2,852.78

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Solution

The fourth proportional to 3,507.26, 5,257.65 and 2,852.78 is: 4,276.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.26 : 5,257.65 = 2,852.78 : x
  2. Step 2: Convert to fraction form
    3,507.26/5,257.65 = 2,852.78/x
  3. Step 3: Cross multiply
    3,507.26x = 5,257.65 × 2,852.78
  4. Step 4: Simplify right side
    3,507.26x = 14,998,918.77
  5. Step 5: Solve for x
    x = 14,998,918.77/3,507.26
  6. Step 6: Final answer
    x = 4,276.53

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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.