Home / 9,519.32-13,133.40-5,741.06

Finding the Fourth Proportional to 9,519.32, 13,133.40 and 5,741.06

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Solution

The fourth proportional to 9,519.32, 13,133.40 and 5,741.06 is: 7,920.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519.32 : 13,133.40 = 5,741.06 : x
  2. Step 2: Convert to fraction form
    9,519.32/13,133.40 = 5,741.06/x
  3. Step 3: Cross multiply
    9,519.32x = 13,133.40 × 5,741.06
  4. Step 4: Simplify right side
    9,519.32x = 75,399,637.40
  5. Step 5: Solve for x
    x = 75,399,637.40/9,519.32
  6. Step 6: Final answer
    x = 7,920.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.