Home / 4,078.44-5,628.40-2,507.04

Finding the Fourth Proportional to 4,078.44, 5,628.40 and 2,507.04

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Solution

The fourth proportional to 4,078.44, 5,628.40 and 2,507.04 is: 3,459.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.44 : 5,628.40 = 2,507.04 : x
  2. Step 2: Convert to fraction form
    4,078.44/5,628.40 = 2,507.04/x
  3. Step 3: Cross multiply
    4,078.44x = 5,628.40 × 2,507.04
  4. Step 4: Simplify right side
    4,078.44x = 14,110,623.94
  5. Step 5: Solve for x
    x = 14,110,623.94/4,078.44
  6. Step 6: Final answer
    x = 3,459.81

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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.