Home / 2,829.06-3,908.07-2,576.55

Finding the Fourth Proportional to 2,829.06, 3,908.07 and 2,576.55

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Solution

The fourth proportional to 2,829.06, 3,908.07 and 2,576.55 is: 3,559.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.06 : 3,908.07 = 2,576.55 : x
  2. Step 2: Convert to fraction form
    2,829.06/3,908.07 = 2,576.55/x
  3. Step 3: Cross multiply
    2,829.06x = 3,908.07 × 2,576.55
  4. Step 4: Simplify right side
    2,829.06x = 10,069,337.76
  5. Step 5: Solve for x
    x = 10,069,337.76/2,829.06
  6. Step 6: Final answer
    x = 3,559.25

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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.