Home / 7,454.43-10,287.36-4,097.36

Finding the Fourth Proportional to 7,454.43, 10,287.36 and 4,097.36

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Solution

The fourth proportional to 7,454.43, 10,287.36 and 4,097.36 is: 5,654.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.43 : 10,287.36 = 4,097.36 : x
  2. Step 2: Convert to fraction form
    7,454.43/10,287.36 = 4,097.36/x
  3. Step 3: Cross multiply
    7,454.43x = 10,287.36 × 4,097.36
  4. Step 4: Simplify right side
    7,454.43x = 42,151,043.09
  5. Step 5: Solve for x
    x = 42,151,043.09/7,454.43
  6. Step 6: Final answer
    x = 5,654.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.