Home / 9,935.21-13,710.64-5,956.32

Finding the Fourth Proportional to 9,935.21, 13,710.64 and 5,956.32

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Solution

The fourth proportional to 9,935.21, 13,710.64 and 5,956.32 is: 8,219.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,935.21 : 13,710.64 = 5,956.32 : x
  2. Step 2: Convert to fraction form
    9,935.21/13,710.64 = 5,956.32/x
  3. Step 3: Cross multiply
    9,935.21x = 13,710.64 × 5,956.32
  4. Step 4: Simplify right side
    9,935.21x = 81,664,944.35
  5. Step 5: Solve for x
    x = 81,664,944.35/9,935.21
  6. Step 6: Final answer
    x = 8,219.75

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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.