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Finding the Fourth Proportional to 6,993.58, 10,489.86 and 2,313.10

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Solution

The fourth proportional to 6,993.58, 10,489.86 and 2,313.10 is: 3,469.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,993.58 : 10,489.86 = 2,313.10 : x
  2. Step 2: Convert to fraction form
    6,993.58/10,489.86 = 2,313.10/x
  3. Step 3: Cross multiply
    6,993.58x = 10,489.86 × 2,313.10
  4. Step 4: Simplify right side
    6,993.58x = 24,264,095.17
  5. Step 5: Solve for x
    x = 24,264,095.17/6,993.58
  6. Step 6: Final answer
    x = 3,469.48

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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.