Home / 3,700.49-5,551.97-2,312.15

Finding the Fourth Proportional to 3,700.49, 5,551.97 and 2,312.15

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Solution

The fourth proportional to 3,700.49, 5,551.97 and 2,312.15 is: 3,468.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.49 : 5,551.97 = 2,312.15 : x
  2. Step 2: Convert to fraction form
    3,700.49/5,551.97 = 2,312.15/x
  3. Step 3: Cross multiply
    3,700.49x = 5,551.97 × 2,312.15
  4. Step 4: Simplify right side
    3,700.49x = 12,836,948.11
  5. Step 5: Solve for x
    x = 12,836,948.11/3,700.49
  6. Step 6: Final answer
    x = 3,468.99

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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.