Home / 7,684.80-11,527.20-3,071.04

Finding the Fourth Proportional to 7,684.80, 11,527.20 and 3,071.04

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Solution

The fourth proportional to 7,684.80, 11,527.20 and 3,071.04 is: 4,606.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,684.80 : 11,527.20 = 3,071.04 : x
  2. Step 2: Convert to fraction form
    7,684.80/11,527.20 = 3,071.04/x
  3. Step 3: Cross multiply
    7,684.80x = 11,527.20 × 3,071.04
  4. Step 4: Simplify right side
    7,684.80x = 35,400,492.29
  5. Step 5: Solve for x
    x = 35,400,492.29/7,684.80
  6. Step 6: Final answer
    x = 4,606.56

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Similar ratio
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1.5x scale

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.