Home / 2,458.83-3,685.33-2,431.42

Finding the Fourth Proportional to 2,458.83, 3,685.33 and 2,431.42

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Solution

The fourth proportional to 2,458.83, 3,685.33 and 2,431.42 is: 3,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.83 : 3,685.33 = 2,431.42 : x
  2. Step 2: Convert to fraction form
    2,458.83/3,685.33 = 2,431.42/x
  3. Step 3: Cross multiply
    2,458.83x = 3,685.33 × 2,431.42
  4. Step 4: Simplify right side
    2,458.83x = 8,960,585.07
  5. Step 5: Solve for x
    x = 8,960,585.07/2,458.83
  6. Step 6: Final answer
    x = 3,644.25

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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.