Home / 4,287.42-5,916.08-2,398.96

Finding the Fourth Proportional to 4,287.42, 5,916.08 and 2,398.96

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Solution

The fourth proportional to 4,287.42, 5,916.08 and 2,398.96 is: 3,310.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.42 : 5,916.08 = 2,398.96 : x
  2. Step 2: Convert to fraction form
    4,287.42/5,916.08 = 2,398.96/x
  3. Step 3: Cross multiply
    4,287.42x = 5,916.08 × 2,398.96
  4. Step 4: Simplify right side
    4,287.42x = 14,192,439.28
  5. Step 5: Solve for x
    x = 14,192,439.28/4,287.42
  6. Step 6: Final answer
    x = 3,310.25

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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.