Home / 7,252.31-10,007.65-4,108.43

Finding the Fourth Proportional to 7,252.31, 10,007.65 and 4,108.43

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Solution

The fourth proportional to 7,252.31, 10,007.65 and 4,108.43 is: 5,669.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.31 : 10,007.65 = 4,108.43 : x
  2. Step 2: Convert to fraction form
    7,252.31/10,007.65 = 4,108.43/x
  3. Step 3: Cross multiply
    7,252.31x = 10,007.65 × 4,108.43
  4. Step 4: Simplify right side
    7,252.31x = 41,115,759.64
  5. Step 5: Solve for x
    x = 41,115,759.64/7,252.31
  6. Step 6: Final answer
    x = 5,669.33

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1.5x scale

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.