Home / 9,571.20-13,205.40-5,795.76

Finding the Fourth Proportional to 9,571.20, 13,205.40 and 5,795.76

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Solution

The fourth proportional to 9,571.20, 13,205.40 and 5,795.76 is: 7,996.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571.20 : 13,205.40 = 5,795.76 : x
  2. Step 2: Convert to fraction form
    9,571.20/13,205.40 = 5,795.76/x
  3. Step 3: Cross multiply
    9,571.20x = 13,205.40 × 5,795.76
  4. Step 4: Simplify right side
    9,571.20x = 76,535,329.10
  5. Step 5: Solve for x
    x = 76,535,329.10/9,571.20
  6. Step 6: Final answer
    x = 7,996.42

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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.