Home / 5,269.74-7,271.40-3,031.71

Finding the Fourth Proportional to 5,269.74, 7,271.40 and 3,031.71

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Solution

The fourth proportional to 5,269.74, 7,271.40 and 3,031.71 is: 4,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.74 : 7,271.40 = 3,031.71 : x
  2. Step 2: Convert to fraction form
    5,269.74/7,271.40 = 3,031.71/x
  3. Step 3: Cross multiply
    5,269.74x = 7,271.40 × 3,031.71
  4. Step 4: Simplify right side
    5,269.74x = 22,044,776.09
  5. Step 5: Solve for x
    x = 22,044,776.09/5,269.74
  6. Step 6: Final answer
    x = 4,183.28

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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.