Home / 7,089.16-10,634.18-2,159.17

Finding the Fourth Proportional to 7,089.16, 10,634.18 and 2,159.17

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Solution

The fourth proportional to 7,089.16, 10,634.18 and 2,159.17 is: 3,238.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.16 : 10,634.18 = 2,159.17 : x
  2. Step 2: Convert to fraction form
    7,089.16/10,634.18 = 2,159.17/x
  3. Step 3: Cross multiply
    7,089.16x = 10,634.18 × 2,159.17
  4. Step 4: Simplify right side
    7,089.16x = 22,961,002.43
  5. Step 5: Solve for x
    x = 22,961,002.43/7,089.16
  6. Step 6: Final answer
    x = 3,238.89

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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.