Home / 11,574.08-15,972.23-6,538.31

Finding the Fourth Proportional to 11,574.08, 15,972.23 and 6,538.31

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Solution

The fourth proportional to 11,574.08, 15,972.23 and 6,538.31 is: 9,022.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,574.08 : 15,972.23 = 6,538.31 : x
  2. Step 2: Convert to fraction form
    11,574.08/15,972.23 = 6,538.31/x
  3. Step 3: Cross multiply
    11,574.08x = 15,972.23 × 6,538.31
  4. Step 4: Simplify right side
    11,574.08x = 104,431,278.58
  5. Step 5: Solve for x
    x = 104,431,278.58/11,574.08
  6. Step 6: Final answer
    x = 9,022.86

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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.