Home / 5,038.47-6,949.31-3,546.81

Finding the Fourth Proportional to 5,038.47, 6,949.31 and 3,546.81

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Solution

The fourth proportional to 5,038.47, 6,949.31 and 3,546.81 is: 4,891.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.47 : 6,949.31 = 3,546.81 : x
  2. Step 2: Convert to fraction form
    5,038.47/6,949.31 = 3,546.81/x
  3. Step 3: Cross multiply
    5,038.47x = 6,949.31 × 3,546.81
  4. Step 4: Simplify right side
    5,038.47x = 24,647,864.47
  5. Step 5: Solve for x
    x = 24,647,864.47/5,038.47
  6. Step 6: Final answer
    x = 4,891.93

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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.