Home / 5,045.72-7,568.57-2,271.87

Finding the Fourth Proportional to 5,045.72, 7,568.57 and 2,271.87

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Solution

The fourth proportional to 5,045.72, 7,568.57 and 2,271.87 is: 3,407.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.72 : 7,568.57 = 2,271.87 : x
  2. Step 2: Convert to fraction form
    5,045.72/7,568.57 = 2,271.87/x
  3. Step 3: Cross multiply
    5,045.72x = 7,568.57 × 2,271.87
  4. Step 4: Simplify right side
    5,045.72x = 17,194,812.81
  5. Step 5: Solve for x
    x = 17,194,812.81/5,045.72
  6. Step 6: Final answer
    x = 3,407.81

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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.