Home / 3,087.84-4,620.72-2,475.44

Finding the Fourth Proportional to 3,087.84, 4,620.72 and 2,475.44

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Solution

The fourth proportional to 3,087.84, 4,620.72 and 2,475.44 is: 3,704.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.84 : 4,620.72 = 2,475.44 : x
  2. Step 2: Convert to fraction form
    3,087.84/4,620.72 = 2,475.44/x
  3. Step 3: Cross multiply
    3,087.84x = 4,620.72 × 2,475.44
  4. Step 4: Simplify right side
    3,087.84x = 11,438,315.12
  5. Step 5: Solve for x
    x = 11,438,315.12/3,087.84
  6. Step 6: Final answer
    x = 3,704.31

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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.