Home / 6,299.43-9,448.70-1,916.63

Finding the Fourth Proportional to 6,299.43, 9,448.70 and 1,916.63

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Solution

The fourth proportional to 6,299.43, 9,448.70 and 1,916.63 is: 2,874.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,299.43 : 9,448.70 = 1,916.63 : x
  2. Step 2: Convert to fraction form
    6,299.43/9,448.70 = 1,916.63/x
  3. Step 3: Cross multiply
    6,299.43x = 9,448.70 × 1,916.63
  4. Step 4: Simplify right side
    6,299.43x = 18,109,605.05
  5. Step 5: Solve for x
    x = 18,109,605.05/6,299.43
  6. Step 6: Final answer
    x = 2,874.80

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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.