Home / 6,299.46-9,448.85-1,916.57

Finding the Fourth Proportional to 6,299.46, 9,448.85 and 1,916.57

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Solution

The fourth proportional to 6,299.46, 9,448.85 and 1,916.57 is: 2,874.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,299.46 : 9,448.85 = 1,916.57 : x
  2. Step 2: Convert to fraction form
    6,299.46/9,448.85 = 1,916.57/x
  3. Step 3: Cross multiply
    6,299.46x = 9,448.85 × 1,916.57
  4. Step 4: Simplify right side
    6,299.46x = 18,109,382.44
  5. Step 5: Solve for x
    x = 18,109,382.44/6,299.46
  6. Step 6: Final answer
    x = 2,874.75

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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.