Home / 9,316.54-12,856.87-5,067.62

Finding the Fourth Proportional to 9,316.54, 12,856.87 and 5,067.62

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Solution

The fourth proportional to 9,316.54, 12,856.87 and 5,067.62 is: 6,993.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.54 : 12,856.87 = 5,067.62 : x
  2. Step 2: Convert to fraction form
    9,316.54/12,856.87 = 5,067.62/x
  3. Step 3: Cross multiply
    9,316.54x = 12,856.87 × 5,067.62
  4. Step 4: Simplify right side
    9,316.54x = 65,153,731.55
  5. Step 5: Solve for x
    x = 65,153,731.55/9,316.54
  6. Step 6: Final answer
    x = 6,993.34

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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.