Home / 3,002.85-4,493.95-2,072.16

Finding the Fourth Proportional to 3,002.85, 4,493.95 and 2,072.16

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Solution

The fourth proportional to 3,002.85, 4,493.95 and 2,072.16 is: 3,101.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.85 : 4,493.95 = 2,072.16 : x
  2. Step 2: Convert to fraction form
    3,002.85/4,493.95 = 2,072.16/x
  3. Step 3: Cross multiply
    3,002.85x = 4,493.95 × 2,072.16
  4. Step 4: Simplify right side
    3,002.85x = 9,312,178.25
  5. Step 5: Solve for x
    x = 9,312,178.25/3,002.85
  6. Step 6: Final answer
    x = 3,101.11

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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.