Home / 7,371.04-10,171.20-4,228.24

Finding the Fourth Proportional to 7,371.04, 10,171.20 and 4,228.24

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Solution

The fourth proportional to 7,371.04, 10,171.20 and 4,228.24 is: 5,834.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.04 : 10,171.20 = 4,228.24 : x
  2. Step 2: Convert to fraction form
    7,371.04/10,171.20 = 4,228.24/x
  3. Step 3: Cross multiply
    7,371.04x = 10,171.20 × 4,228.24
  4. Step 4: Simplify right side
    7,371.04x = 43,006,274.69
  5. Step 5: Solve for x
    x = 43,006,274.69/7,371.04
  6. Step 6: Final answer
    x = 5,834.49

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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.