Home / 6,518.34-8,995.14-3,723.84

Finding the Fourth Proportional to 6,518.34, 8,995.14 and 3,723.84

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Solution

The fourth proportional to 6,518.34, 8,995.14 and 3,723.84 is: 5,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.34 : 8,995.14 = 3,723.84 : x
  2. Step 2: Convert to fraction form
    6,518.34/8,995.14 = 3,723.84/x
  3. Step 3: Cross multiply
    6,518.34x = 8,995.14 × 3,723.84
  4. Step 4: Simplify right side
    6,518.34x = 33,496,462.14
  5. Step 5: Solve for x
    x = 33,496,462.14/6,518.34
  6. Step 6: Final answer
    x = 5,138.80

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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.