Home / 7,237.54-10,857.09-2,305.45

Finding the Fourth Proportional to 7,237.54, 10,857.09 and 2,305.45

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Solution

The fourth proportional to 7,237.54, 10,857.09 and 2,305.45 is: 3,458.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.54 : 10,857.09 = 2,305.45 : x
  2. Step 2: Convert to fraction form
    7,237.54/10,857.09 = 2,305.45/x
  3. Step 3: Cross multiply
    7,237.54x = 10,857.09 × 2,305.45
  4. Step 4: Simplify right side
    7,237.54x = 25,030,478.14
  5. Step 5: Solve for x
    x = 25,030,478.14/7,237.54
  6. Step 6: Final answer
    x = 3,458.42

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1.5x scale

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.