Home / 2,912.04-4,361.52-2,050.20

Finding the Fourth Proportional to 2,912.04, 4,361.52 and 2,050.20

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Solution

The fourth proportional to 2,912.04, 4,361.52 and 2,050.20 is: 3,070.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.04 : 4,361.52 = 2,050.20 : x
  2. Step 2: Convert to fraction form
    2,912.04/4,361.52 = 2,050.20/x
  3. Step 3: Cross multiply
    2,912.04x = 4,361.52 × 2,050.20
  4. Step 4: Simplify right side
    2,912.04x = 8,941,988.30
  5. Step 5: Solve for x
    x = 8,941,988.30/2,912.04
  6. Step 6: Final answer
    x = 3,070.70

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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.