Home / 5,013.38-7,519.84-2,378.96

Finding the Fourth Proportional to 5,013.38, 7,519.84 and 2,378.96

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Solution

The fourth proportional to 5,013.38, 7,519.84 and 2,378.96 is: 3,568.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.38 : 7,519.84 = 2,378.96 : x
  2. Step 2: Convert to fraction form
    5,013.38/7,519.84 = 2,378.96/x
  3. Step 3: Cross multiply
    5,013.38x = 7,519.84 × 2,378.96
  4. Step 4: Simplify right side
    5,013.38x = 17,889,349.07
  5. Step 5: Solve for x
    x = 17,889,349.07/5,013.38
  6. Step 6: Final answer
    x = 3,568.32

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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.