Home / 5,585.30-7,707.81-3,067.67

Finding the Fourth Proportional to 5,585.30, 7,707.81 and 3,067.67

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Solution

The fourth proportional to 5,585.30, 7,707.81 and 3,067.67 is: 4,233.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.30 : 7,707.81 = 3,067.67 : x
  2. Step 2: Convert to fraction form
    5,585.30/7,707.81 = 3,067.67/x
  3. Step 3: Cross multiply
    5,585.30x = 7,707.81 × 3,067.67
  4. Step 4: Simplify right side
    5,585.30x = 23,645,031.02
  5. Step 5: Solve for x
    x = 23,645,031.02/5,585.30
  6. Step 6: Final answer
    x = 4,233.44

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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.