Home / 4,078.10-5,629.87-2,507.11

Finding the Fourth Proportional to 4,078.10, 5,629.87 and 2,507.11

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Solution

The fourth proportional to 4,078.10, 5,629.87 and 2,507.11 is: 3,461.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.10 : 5,629.87 = 2,507.11 : x
  2. Step 2: Convert to fraction form
    4,078.10/5,629.87 = 2,507.11/x
  3. Step 3: Cross multiply
    4,078.10x = 5,629.87 × 2,507.11
  4. Step 4: Simplify right side
    4,078.10x = 14,114,692.43
  5. Step 5: Solve for x
    x = 14,114,692.43/4,078.10
  6. Step 6: Final answer
    x = 3,461.09

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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.