Home / 9,509.16-14,265.15-3,270.78

Finding the Fourth Proportional to 9,509.16, 14,265.15 and 3,270.78

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Solution

The fourth proportional to 9,509.16, 14,265.15 and 3,270.78 is: 4,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509.16 : 14,265.15 = 3,270.78 : x
  2. Step 2: Convert to fraction form
    9,509.16/14,265.15 = 3,270.78/x
  3. Step 3: Cross multiply
    9,509.16x = 14,265.15 × 3,270.78
  4. Step 4: Simplify right side
    9,509.16x = 46,658,167.32
  5. Step 5: Solve for x
    x = 46,658,167.32/9,509.16
  6. Step 6: Final answer
    x = 4,906.65

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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.