Home / 8,710.98-13,066.38-2,137.11

Finding the Fourth Proportional to 8,710.98, 13,066.38 and 2,137.11

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Solution

The fourth proportional to 8,710.98, 13,066.38 and 2,137.11 is: 3,205.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710.98 : 13,066.38 = 2,137.11 : x
  2. Step 2: Convert to fraction form
    8,710.98/13,066.38 = 2,137.11/x
  3. Step 3: Cross multiply
    8,710.98x = 13,066.38 × 2,137.11
  4. Step 4: Simplify right side
    8,710.98x = 27,924,291.36
  5. Step 5: Solve for x
    x = 27,924,291.36/8,710.98
  6. Step 6: Final answer
    x = 3,205.64

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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.