Home / 4,078.71-5,628.45-2,310.27

Finding the Fourth Proportional to 4,078.71, 5,628.45 and 2,310.27

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Solution

The fourth proportional to 4,078.71, 5,628.45 and 2,310.27 is: 3,188.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.71 : 5,628.45 = 2,310.27 : x
  2. Step 2: Convert to fraction form
    4,078.71/5,628.45 = 2,310.27/x
  3. Step 3: Cross multiply
    4,078.71x = 5,628.45 × 2,310.27
  4. Step 4: Simplify right side
    4,078.71x = 13,003,239.18
  5. Step 5: Solve for x
    x = 13,003,239.18/4,078.71
  6. Step 6: Final answer
    x = 3,188.08

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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.