Home / 3,875.48-5,813.58-2,228.84

Finding the Fourth Proportional to 3,875.48, 5,813.58 and 2,228.84

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Solution

The fourth proportional to 3,875.48, 5,813.58 and 2,228.84 is: 3,343.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.48 : 5,813.58 = 2,228.84 : x
  2. Step 2: Convert to fraction form
    3,875.48/5,813.58 = 2,228.84/x
  3. Step 3: Cross multiply
    3,875.48x = 5,813.58 × 2,228.84
  4. Step 4: Simplify right side
    3,875.48x = 12,957,539.65
  5. Step 5: Solve for x
    x = 12,957,539.65/3,875.48
  6. Step 6: Final answer
    x = 3,343.47

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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.