Home / 8,754.60-13,134.06-3,210.96

Finding the Fourth Proportional to 8,754.60, 13,134.06 and 3,210.96

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Solution

The fourth proportional to 8,754.60, 13,134.06 and 3,210.96 is: 4,817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.60 : 13,134.06 = 3,210.96 : x
  2. Step 2: Convert to fraction form
    8,754.60/13,134.06 = 3,210.96/x
  3. Step 3: Cross multiply
    8,754.60x = 13,134.06 × 3,210.96
  4. Step 4: Simplify right side
    8,754.60x = 42,172,941.30
  5. Step 5: Solve for x
    x = 42,172,941.30/8,754.60
  6. Step 6: Final answer
    x = 4,817.23

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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.