Home / 4,284.76-5,912.43-2,396.40

Finding the Fourth Proportional to 4,284.76, 5,912.43 and 2,396.40

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Solution

The fourth proportional to 4,284.76, 5,912.43 and 2,396.40 is: 3,306.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.76 : 5,912.43 = 2,396.40 : x
  2. Step 2: Convert to fraction form
    4,284.76/5,912.43 = 2,396.40/x
  3. Step 3: Cross multiply
    4,284.76x = 5,912.43 × 2,396.40
  4. Step 4: Simplify right side
    4,284.76x = 14,168,547.25
  5. Step 5: Solve for x
    x = 14,168,547.25/4,284.76
  6. Step 6: Final answer
    x = 3,306.73

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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.