Home / 4,650.75-6,415.20-3,530.52

Finding the Fourth Proportional to 4,650.75, 6,415.20 and 3,530.52

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Solution

The fourth proportional to 4,650.75, 6,415.20 and 3,530.52 is: 4,869.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.75 : 6,415.20 = 3,530.52 : x
  2. Step 2: Convert to fraction form
    4,650.75/6,415.20 = 3,530.52/x
  3. Step 3: Cross multiply
    4,650.75x = 6,415.20 × 3,530.52
  4. Step 4: Simplify right side
    4,650.75x = 22,648,991.90
  5. Step 5: Solve for x
    x = 22,648,991.90/4,650.75
  6. Step 6: Final answer
    x = 4,869.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.