Home / 8,228.40-11,350.57-5,043.23

Finding the Fourth Proportional to 8,228.40, 11,350.57 and 5,043.23

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Solution

The fourth proportional to 8,228.40, 11,350.57 and 5,043.23 is: 6,956.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.40 : 11,350.57 = 5,043.23 : x
  2. Step 2: Convert to fraction form
    8,228.40/11,350.57 = 5,043.23/x
  3. Step 3: Cross multiply
    8,228.40x = 11,350.57 × 5,043.23
  4. Step 4: Simplify right side
    8,228.40x = 57,243,535.14
  5. Step 5: Solve for x
    x = 57,243,535.14/8,228.40
  6. Step 6: Final answer
    x = 6,956.82

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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.