Home / 3,648.58-5,459.90-2,672.26

Finding the Fourth Proportional to 3,648.58, 5,459.90 and 2,672.26

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Solution

The fourth proportional to 3,648.58, 5,459.90 and 2,672.26 is: 3,998.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.58 : 5,459.90 = 2,672.26 : x
  2. Step 2: Convert to fraction form
    3,648.58/5,459.90 = 2,672.26/x
  3. Step 3: Cross multiply
    3,648.58x = 5,459.90 × 2,672.26
  4. Step 4: Simplify right side
    3,648.58x = 14,590,272.37
  5. Step 5: Solve for x
    x = 14,590,272.37/3,648.58
  6. Step 6: Final answer
    x = 3,998.89

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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.