Home / 3,423.93-5,135.70-1,448.73

Finding the Fourth Proportional to 3,423.93, 5,135.70 and 1,448.73

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Solution

The fourth proportional to 3,423.93, 5,135.70 and 1,448.73 is: 2,173.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.93 : 5,135.70 = 1,448.73 : x
  2. Step 2: Convert to fraction form
    3,423.93/5,135.70 = 1,448.73/x
  3. Step 3: Cross multiply
    3,423.93x = 5,135.70 × 1,448.73
  4. Step 4: Simplify right side
    3,423.93x = 7,440,242.66
  5. Step 5: Solve for x
    x = 7,440,242.66/3,423.93
  6. Step 6: Final answer
    x = 2,173.01

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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.