Home / 4,405.56-6,604.80-3,015.42

Finding the Fourth Proportional to 4,405.56, 6,604.80 and 3,015.42

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Solution

The fourth proportional to 4,405.56, 6,604.80 and 3,015.42 is: 4,520.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.56 : 6,604.80 = 3,015.42 : x
  2. Step 2: Convert to fraction form
    4,405.56/6,604.80 = 3,015.42/x
  3. Step 3: Cross multiply
    4,405.56x = 6,604.80 × 3,015.42
  4. Step 4: Simplify right side
    4,405.56x = 19,916,246.02
  5. Step 5: Solve for x
    x = 19,916,246.02/4,405.56
  6. Step 6: Final answer
    x = 4,520.71

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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.