Home / 3,020.10-4,527.72-2,777.10

Finding the Fourth Proportional to 3,020.10, 4,527.72 and 2,777.10

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Solution

The fourth proportional to 3,020.10, 4,527.72 and 2,777.10 is: 4,163.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.10 : 4,527.72 = 2,777.10 : x
  2. Step 2: Convert to fraction form
    3,020.10/4,527.72 = 2,777.10/x
  3. Step 3: Cross multiply
    3,020.10x = 4,527.72 × 2,777.10
  4. Step 4: Simplify right side
    3,020.10x = 12,573,931.21
  5. Step 5: Solve for x
    x = 12,573,931.21/3,020.10
  6. Step 6: Final answer
    x = 4,163.42

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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.