Home / 7,230.75-10,828.71-3,523.92

Finding the Fourth Proportional to 7,230.75, 10,828.71 and 3,523.92

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Solution

The fourth proportional to 7,230.75, 10,828.71 and 3,523.92 is: 5,277.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230.75 : 10,828.71 = 3,523.92 : x
  2. Step 2: Convert to fraction form
    7,230.75/10,828.71 = 3,523.92/x
  3. Step 3: Cross multiply
    7,230.75x = 10,828.71 × 3,523.92
  4. Step 4: Simplify right side
    7,230.75x = 38,159,507.74
  5. Step 5: Solve for x
    x = 38,159,507.74/7,230.75
  6. Step 6: Final answer
    x = 5,277.39

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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.