Home / 9,301.73-12,845.61-6,117.08

Finding the Fourth Proportional to 9,301.73, 12,845.61 and 6,117.08

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Solution

The fourth proportional to 9,301.73, 12,845.61 and 6,117.08 is: 8,447.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301.73 : 12,845.61 = 6,117.08 : x
  2. Step 2: Convert to fraction form
    9,301.73/12,845.61 = 6,117.08/x
  3. Step 3: Cross multiply
    9,301.73x = 12,845.61 × 6,117.08
  4. Step 4: Simplify right side
    9,301.73x = 78,577,559.79
  5. Step 5: Solve for x
    x = 78,577,559.79/9,301.73
  6. Step 6: Final answer
    x = 8,447.63

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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.