Home / 8,535.24-11,772.27-7,579.31

Finding the Fourth Proportional to 8,535.24, 11,772.27 and 7,579.31

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Solution

The fourth proportional to 8,535.24, 11,772.27 and 7,579.31 is: 10,453.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535.24 : 11,772.27 = 7,579.31 : x
  2. Step 2: Convert to fraction form
    8,535.24/11,772.27 = 7,579.31/x
  3. Step 3: Cross multiply
    8,535.24x = 11,772.27 × 7,579.31
  4. Step 4: Simplify right side
    8,535.24x = 89,225,624.87
  5. Step 5: Solve for x
    x = 89,225,624.87/8,535.24
  6. Step 6: Final answer
    x = 10,453.79

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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.