Home / 4,378.08-6,558.48-3,283.68

Finding the Fourth Proportional to 4,378.08, 6,558.48 and 3,283.68

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Solution

The fourth proportional to 4,378.08, 6,558.48 and 3,283.68 is: 4,919.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.08 : 6,558.48 = 3,283.68 : x
  2. Step 2: Convert to fraction form
    4,378.08/6,558.48 = 3,283.68/x
  3. Step 3: Cross multiply
    4,378.08x = 6,558.48 × 3,283.68
  4. Step 4: Simplify right side
    4,378.08x = 21,535,949.61
  5. Step 5: Solve for x
    x = 21,535,949.61/4,378.08
  6. Step 6: Final answer
    x = 4,919.04

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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.