Home / 4,638.68-6,958.29-1,519.01

Finding the Fourth Proportional to 4,638.68, 6,958.29 and 1,519.01

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Solution

The fourth proportional to 4,638.68, 6,958.29 and 1,519.01 is: 2,278.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.68 : 6,958.29 = 1,519.01 : x
  2. Step 2: Convert to fraction form
    4,638.68/6,958.29 = 1,519.01/x
  3. Step 3: Cross multiply
    4,638.68x = 6,958.29 × 1,519.01
  4. Step 4: Simplify right side
    4,638.68x = 10,569,712.09
  5. Step 5: Solve for x
    x = 10,569,712.09/4,638.68
  6. Step 6: Final answer
    x = 2,278.61

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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.