Home / 3,280.56-4,527.88-1,884.08

Finding the Fourth Proportional to 3,280.56, 4,527.88 and 1,884.08

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Solution

The fourth proportional to 3,280.56, 4,527.88 and 1,884.08 is: 2,600.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.56 : 4,527.88 = 1,884.08 : x
  2. Step 2: Convert to fraction form
    3,280.56/4,527.88 = 1,884.08/x
  3. Step 3: Cross multiply
    3,280.56x = 4,527.88 × 1,884.08
  4. Step 4: Simplify right side
    3,280.56x = 8,530,888.15
  5. Step 5: Solve for x
    x = 8,530,888.15/3,280.56
  6. Step 6: Final answer
    x = 2,600.44

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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.