Home / 10,103.33-15,157.02-3,527.75

Finding the Fourth Proportional to 10,103.33, 15,157.02 and 3,527.75

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Solution

The fourth proportional to 10,103.33, 15,157.02 and 3,527.75 is: 5,292.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103.33 : 15,157.02 = 3,527.75 : x
  2. Step 2: Convert to fraction form
    10,103.33/15,157.02 = 3,527.75/x
  3. Step 3: Cross multiply
    10,103.33x = 15,157.02 × 3,527.75
  4. Step 4: Simplify right side
    10,103.33x = 53,470,177.31
  5. Step 5: Solve for x
    x = 53,470,177.31/10,103.33
  6. Step 6: Final answer
    x = 5,292.33

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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.