Home / 9,616.07-13,272.30-6,078.60

Finding the Fourth Proportional to 9,616.07, 13,272.30 and 6,078.60

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Solution

The fourth proportional to 9,616.07, 13,272.30 and 6,078.60 is: 8,389.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,616.07 : 13,272.30 = 6,078.60 : x
  2. Step 2: Convert to fraction form
    9,616.07/13,272.30 = 6,078.60/x
  3. Step 3: Cross multiply
    9,616.07x = 13,272.30 × 6,078.60
  4. Step 4: Simplify right side
    9,616.07x = 80,677,002.78
  5. Step 5: Solve for x
    x = 80,677,002.78/9,616.07
  6. Step 6: Final answer
    x = 8,389.81

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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.