Home / 3,070.55-4,235.01-2,074.25

Finding the Fourth Proportional to 3,070.55, 4,235.01 and 2,074.25

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Solution

The fourth proportional to 3,070.55, 4,235.01 and 2,074.25 is: 2,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.55 : 4,235.01 = 2,074.25 : x
  2. Step 2: Convert to fraction form
    3,070.55/4,235.01 = 2,074.25/x
  3. Step 3: Cross multiply
    3,070.55x = 4,235.01 × 2,074.25
  4. Step 4: Simplify right side
    3,070.55x = 8,784,469.49
  5. Step 5: Solve for x
    x = 8,784,469.49/3,070.55
  6. Step 6: Final answer
    x = 2,860.88

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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.