Home / 4,968.28-7,455.66-1,890.28

Finding the Fourth Proportional to 4,968.28, 7,455.66 and 1,890.28

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Solution

The fourth proportional to 4,968.28, 7,455.66 and 1,890.28 is: 2,836.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.28 : 7,455.66 = 1,890.28 : x
  2. Step 2: Convert to fraction form
    4,968.28/7,455.66 = 1,890.28/x
  3. Step 3: Cross multiply
    4,968.28x = 7,455.66 × 1,890.28
  4. Step 4: Simplify right side
    4,968.28x = 14,093,284.98
  5. Step 5: Solve for x
    x = 14,093,284.98/4,968.28
  6. Step 6: Final answer
    x = 2,836.65

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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.