Home / 9,414.96-12,993.12-5,437.32

Finding the Fourth Proportional to 9,414.96, 12,993.12 and 5,437.32

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Solution

The fourth proportional to 9,414.96, 12,993.12 and 5,437.32 is: 7,503.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414.96 : 12,993.12 = 5,437.32 : x
  2. Step 2: Convert to fraction form
    9,414.96/12,993.12 = 5,437.32/x
  3. Step 3: Cross multiply
    9,414.96x = 12,993.12 × 5,437.32
  4. Step 4: Simplify right side
    9,414.96x = 70,647,751.24
  5. Step 5: Solve for x
    x = 70,647,751.24/9,414.96
  6. Step 6: Final answer
    x = 7,503.78

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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.