Home / 7,568.39-11,357.59-2,892.31

Finding the Fourth Proportional to 7,568.39, 11,357.59 and 2,892.31

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Solution

The fourth proportional to 7,568.39, 11,357.59 and 2,892.31 is: 4,340.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.39 : 11,357.59 = 2,892.31 : x
  2. Step 2: Convert to fraction form
    7,568.39/11,357.59 = 2,892.31/x
  3. Step 3: Cross multiply
    7,568.39x = 11,357.59 × 2,892.31
  4. Step 4: Simplify right side
    7,568.39x = 32,849,649.07
  5. Step 5: Solve for x
    x = 32,849,649.07/7,568.39
  6. Step 6: Final answer
    x = 4,340.38

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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.