Home / 4,599.87-6,900.82-1,678.18

Finding the Fourth Proportional to 4,599.87, 6,900.82 and 1,678.18

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Solution

The fourth proportional to 4,599.87, 6,900.82 and 1,678.18 is: 2,517.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,599.87 : 6,900.82 = 1,678.18 : x
  2. Step 2: Convert to fraction form
    4,599.87/6,900.82 = 1,678.18/x
  3. Step 3: Cross multiply
    4,599.87x = 6,900.82 × 1,678.18
  4. Step 4: Simplify right side
    4,599.87x = 11,580,796.66
  5. Step 5: Solve for x
    x = 11,580,796.66/4,599.87
  6. Step 6: Final answer
    x = 2,517.64

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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.