Home / 11,574.20-15,972.09-6,538.94

Finding the Fourth Proportional to 11,574.20, 15,972.09 and 6,538.94

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Solution

The fourth proportional to 11,574.20, 15,972.09 and 6,538.94 is: 9,023.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,574.20 : 15,972.09 = 6,538.94 : x
  2. Step 2: Convert to fraction form
    11,574.20/15,972.09 = 6,538.94/x
  3. Step 3: Cross multiply
    11,574.20x = 15,972.09 × 6,538.94
  4. Step 4: Simplify right side
    11,574.20x = 104,440,458.32
  5. Step 5: Solve for x
    x = 104,440,458.32/11,574.20
  6. Step 6: Final answer
    x = 9,023.56

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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.