Home / 7,158.48-10,736.79-2,772.93

Finding the Fourth Proportional to 7,158.48, 10,736.79 and 2,772.93

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Solution

The fourth proportional to 7,158.48, 10,736.79 and 2,772.93 is: 4,159.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158.48 : 10,736.79 = 2,772.93 : x
  2. Step 2: Convert to fraction form
    7,158.48/10,736.79 = 2,772.93/x
  3. Step 3: Cross multiply
    7,158.48x = 10,736.79 × 2,772.93
  4. Step 4: Simplify right side
    7,158.48x = 29,772,367.09
  5. Step 5: Solve for x
    x = 29,772,367.09/7,158.48
  6. Step 6: Final answer
    x = 4,159.03

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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.