Home / 8,932.10-13,412.55-6,743.30

Finding the Fourth Proportional to 8,932.10, 13,412.55 and 6,743.30

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Solution

The fourth proportional to 8,932.10, 13,412.55 and 6,743.30 is: 10,125.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932.10 : 13,412.55 = 6,743.30 : x
  2. Step 2: Convert to fraction form
    8,932.10/13,412.55 = 6,743.30/x
  3. Step 3: Cross multiply
    8,932.10x = 13,412.55 × 6,743.30
  4. Step 4: Simplify right side
    8,932.10x = 90,444,848.42
  5. Step 5: Solve for x
    x = 90,444,848.42/8,932.10
  6. Step 6: Final answer
    x = 10,125.82

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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.