Home / 8,956.63-13,435.07-3,410.28

Finding the Fourth Proportional to 8,956.63, 13,435.07 and 3,410.28

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Solution

The fourth proportional to 8,956.63, 13,435.07 and 3,410.28 is: 5,115.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,956.63 : 13,435.07 = 3,410.28 : x
  2. Step 2: Convert to fraction form
    8,956.63/13,435.07 = 3,410.28/x
  3. Step 3: Cross multiply
    8,956.63x = 13,435.07 × 3,410.28
  4. Step 4: Simplify right side
    8,956.63x = 45,817,317.26
  5. Step 5: Solve for x
    x = 45,817,317.26/8,956.63
  6. Step 6: Final answer
    x = 5,115.47

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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.