Home / 6,740.58-10,113.66-3,618.66

Finding the Fourth Proportional to 6,740.58, 10,113.66 and 3,618.66

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Solution

The fourth proportional to 6,740.58, 10,113.66 and 3,618.66 is: 5,429.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.58 : 10,113.66 = 3,618.66 : x
  2. Step 2: Convert to fraction form
    6,740.58/10,113.66 = 3,618.66/x
  3. Step 3: Cross multiply
    6,740.58x = 10,113.66 × 3,618.66
  4. Step 4: Simplify right side
    6,740.58x = 36,597,896.90
  5. Step 5: Solve for x
    x = 36,597,896.90/6,740.58
  6. Step 6: Final answer
    x = 5,429.49

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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.