Home / 7,529.75-11,295.62-2,785.27

Finding the Fourth Proportional to 7,529.75, 11,295.62 and 2,785.27

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Solution

The fourth proportional to 7,529.75, 11,295.62 and 2,785.27 is: 4,178.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.75 : 11,295.62 = 2,785.27 : x
  2. Step 2: Convert to fraction form
    7,529.75/11,295.62 = 2,785.27/x
  3. Step 3: Cross multiply
    7,529.75x = 11,295.62 × 2,785.27
  4. Step 4: Simplify right side
    7,529.75x = 31,461,356.64
  5. Step 5: Solve for x
    x = 31,461,356.64/7,529.75
  6. Step 6: Final answer
    x = 4,178.27

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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.