Home / 9,664.32-13,337.84-5,416.08

Finding the Fourth Proportional to 9,664.32, 13,337.84 and 5,416.08

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Solution

The fourth proportional to 9,664.32, 13,337.84 and 5,416.08 is: 7,474.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664.32 : 13,337.84 = 5,416.08 : x
  2. Step 2: Convert to fraction form
    9,664.32/13,337.84 = 5,416.08/x
  3. Step 3: Cross multiply
    9,664.32x = 13,337.84 × 5,416.08
  4. Step 4: Simplify right side
    9,664.32x = 72,238,781.39
  5. Step 5: Solve for x
    x = 72,238,781.39/9,664.32
  6. Step 6: Final answer
    x = 7,474.79

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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.