Home / 3,530.37-4,869.94-3,280.08

Finding the Fourth Proportional to 3,530.37, 4,869.94 and 3,280.08

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Solution

The fourth proportional to 3,530.37, 4,869.94 and 3,280.08 is: 4,524.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.37 : 4,869.94 = 3,280.08 : x
  2. Step 2: Convert to fraction form
    3,530.37/4,869.94 = 3,280.08/x
  3. Step 3: Cross multiply
    3,530.37x = 4,869.94 × 3,280.08
  4. Step 4: Simplify right side
    3,530.37x = 15,973,792.80
  5. Step 5: Solve for x
    x = 15,973,792.80/3,530.37
  6. Step 6: Final answer
    x = 4,524.68

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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.