Home / 4,287.46-5,916.68-2,399.05

Finding the Fourth Proportional to 4,287.46, 5,916.68 and 2,399.05

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Solution

The fourth proportional to 4,287.46, 5,916.68 and 2,399.05 is: 3,310.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.46 : 5,916.68 = 2,399.05 : x
  2. Step 2: Convert to fraction form
    4,287.46/5,916.68 = 2,399.05/x
  3. Step 3: Cross multiply
    4,287.46x = 5,916.68 × 2,399.05
  4. Step 4: Simplify right side
    4,287.46x = 14,194,411.15
  5. Step 5: Solve for x
    x = 14,194,411.15/4,287.46
  6. Step 6: Final answer
    x = 3,310.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.