Home / 3,337.25-5,004.81-1,145.45

Finding the Fourth Proportional to 3,337.25, 5,004.81 and 1,145.45

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Solution

The fourth proportional to 3,337.25, 5,004.81 and 1,145.45 is: 1,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.25 : 5,004.81 = 1,145.45 : x
  2. Step 2: Convert to fraction form
    3,337.25/5,004.81 = 1,145.45/x
  3. Step 3: Cross multiply
    3,337.25x = 5,004.81 × 1,145.45
  4. Step 4: Simplify right side
    3,337.25x = 5,732,734.59
  5. Step 5: Solve for x
    x = 5,732,734.59/3,337.25
  6. Step 6: Final answer
    x = 1,717.80

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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.