Home / 9,194.30-12,685.92-5,417.18

Finding the Fourth Proportional to 9,194.30, 12,685.92 and 5,417.18

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Solution

The fourth proportional to 9,194.30, 12,685.92 and 5,417.18 is: 7,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,194.30 : 12,685.92 = 5,417.18 : x
  2. Step 2: Convert to fraction form
    9,194.30/12,685.92 = 5,417.18/x
  3. Step 3: Cross multiply
    9,194.30x = 12,685.92 × 5,417.18
  4. Step 4: Simplify right side
    9,194.30x = 68,721,912.11
  5. Step 5: Solve for x
    x = 68,721,912.11/9,194.30
  6. Step 6: Final answer
    x = 7,474.40

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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.