Home / 3,582.60-4,945.32-3,208.92

Finding the Fourth Proportional to 3,582.60, 4,945.32 and 3,208.92

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Solution

The fourth proportional to 3,582.60, 4,945.32 and 3,208.92 is: 4,429.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.60 : 4,945.32 = 3,208.92 : x
  2. Step 2: Convert to fraction form
    3,582.60/4,945.32 = 3,208.92/x
  3. Step 3: Cross multiply
    3,582.60x = 4,945.32 × 3,208.92
  4. Step 4: Simplify right side
    3,582.60x = 15,869,136.25
  5. Step 5: Solve for x
    x = 15,869,136.25/3,582.60
  6. Step 6: Final answer
    x = 4,429.50

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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.