Home / 8,810.70-13,218.04-2,967.14

Finding the Fourth Proportional to 8,810.70, 13,218.04 and 2,967.14

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Solution

The fourth proportional to 8,810.70, 13,218.04 and 2,967.14 is: 4,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,810.70 : 13,218.04 = 2,967.14 : x
  2. Step 2: Convert to fraction form
    8,810.70/13,218.04 = 2,967.14/x
  3. Step 3: Cross multiply
    8,810.70x = 13,218.04 × 2,967.14
  4. Step 4: Simplify right side
    8,810.70x = 39,219,775.21
  5. Step 5: Solve for x
    x = 39,219,775.21/8,810.70
  6. Step 6: Final answer
    x = 4,451.38

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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.