Home / 5,031.38-6,943.42-2,823.38

Finding the Fourth Proportional to 5,031.38, 6,943.42 and 2,823.38

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Solution

The fourth proportional to 5,031.38, 6,943.42 and 2,823.38 is: 3,896.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.38 : 6,943.42 = 2,823.38 : x
  2. Step 2: Convert to fraction form
    5,031.38/6,943.42 = 2,823.38/x
  3. Step 3: Cross multiply
    5,031.38x = 6,943.42 × 2,823.38
  4. Step 4: Simplify right side
    5,031.38x = 19,603,871.38
  5. Step 5: Solve for x
    x = 19,603,871.38/5,031.38
  6. Step 6: Final answer
    x = 3,896.32

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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.