Home / 7,089.53-10,636.01-2,159.26

Finding the Fourth Proportional to 7,089.53, 10,636.01 and 2,159.26

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Solution

The fourth proportional to 7,089.53, 10,636.01 and 2,159.26 is: 3,239.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.53 : 10,636.01 = 2,159.26 : x
  2. Step 2: Convert to fraction form
    7,089.53/10,636.01 = 2,159.26/x
  3. Step 3: Cross multiply
    7,089.53x = 10,636.01 × 2,159.26
  4. Step 4: Simplify right side
    7,089.53x = 22,965,881.66
  5. Step 5: Solve for x
    x = 22,965,881.66/7,089.53
  6. Step 6: Final answer
    x = 3,239.41

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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.