Home / 10,534.96-15,811.08-5,342.32

Finding the Fourth Proportional to 10,534.96, 15,811.08 and 5,342.32

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Solution

The fourth proportional to 10,534.96, 15,811.08 and 5,342.32 is: 8,017.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534.96 : 15,811.08 = 5,342.32 : x
  2. Step 2: Convert to fraction form
    10,534.96/15,811.08 = 5,342.32/x
  3. Step 3: Cross multiply
    10,534.96x = 15,811.08 × 5,342.32
  4. Step 4: Simplify right side
    10,534.96x = 84,467,848.91
  5. Step 5: Solve for x
    x = 84,467,848.91/10,534.96
  6. Step 6: Final answer
    x = 8,017.86

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.