Home / 9,270.64-13,900.35-3,641.57

Finding the Fourth Proportional to 9,270.64, 13,900.35 and 3,641.57

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Solution

The fourth proportional to 9,270.64, 13,900.35 and 3,641.57 is: 5,460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.64 : 13,900.35 = 3,641.57 : x
  2. Step 2: Convert to fraction form
    9,270.64/13,900.35 = 3,641.57/x
  3. Step 3: Cross multiply
    9,270.64x = 13,900.35 × 3,641.57
  4. Step 4: Simplify right side
    9,270.64x = 50,619,043.87
  5. Step 5: Solve for x
    x = 50,619,043.87/9,270.64
  6. Step 6: Final answer
    x = 5,460.15

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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.