Home / 3,238.95-4,869.25-2,658.26

Finding the Fourth Proportional to 3,238.95, 4,869.25 and 2,658.26

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Solution

The fourth proportional to 3,238.95, 4,869.25 and 2,658.26 is: 3,996.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.95 : 4,869.25 = 2,658.26 : x
  2. Step 2: Convert to fraction form
    3,238.95/4,869.25 = 2,658.26/x
  3. Step 3: Cross multiply
    3,238.95x = 4,869.25 × 2,658.26
  4. Step 4: Simplify right side
    3,238.95x = 12,943,715.01
  5. Step 5: Solve for x
    x = 12,943,715.01/3,238.95
  6. Step 6: Final answer
    x = 3,996.27

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1.5x scale

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.